Home / 61,274,099.70-91,911,149.55-30,978,026.10

Finding the Fourth Proportional to 61,274,099.70, 91,911,149.55 and 30,978,026.10

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Solution

The fourth proportional to 61,274,099.70, 91,911,149.55 and 30,978,026.10 is: 46,467,039.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,274,099.70 : 91,911,149.55 = 30,978,026.10 : x
  2. Step 2: Convert to fraction form
    61,274,099.70/91,911,149.55 = 30,978,026.10/x
  3. Step 3: Cross multiply
    61,274,099.70x = 91,911,149.55 × 30,978,026.10
  4. Step 4: Simplify right side
    61,274,099.70x = 2,847,225,989,640,903.50
  5. Step 5: Solve for x
    x = 2,847,225,989,640,903.50/61,274,099.70
  6. Step 6: Final answer
    x = 46,467,039.15

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.