Home / 7,418,247.40-11,119,076.70-3,157,690.60

Finding the Fourth Proportional to 7,418,247.40, 11,119,076.70 and 3,157,690.60

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Solution

The fourth proportional to 7,418,247.40, 11,119,076.70 and 3,157,690.60 is: 4,733,005.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,418,247.40 : 11,119,076.70 = 3,157,690.60 : x
  2. Step 2: Convert to fraction form
    7,418,247.40/11,119,076.70 = 3,157,690.60/x
  3. Step 3: Cross multiply
    7,418,247.40x = 11,119,076.70 × 3,157,690.60
  4. Step 4: Simplify right side
    7,418,247.40x = 35,110,603,976,269.02
  5. Step 5: Solve for x
    x = 35,110,603,976,269.02/7,418,247.40
  6. Step 6: Final answer
    x = 4,733,005.26

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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.