Home / 42,367,551.50-63,551,327.26-12,074,627.18

Finding the Fourth Proportional to 42,367,551.50, 63,551,327.26 and 12,074,627.18

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Solution

The fourth proportional to 42,367,551.50, 63,551,327.26 and 12,074,627.18 is: 18,111,940.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,367,551.50 : 63,551,327.26 = 12,074,627.18 : x
  2. Step 2: Convert to fraction form
    42,367,551.50/63,551,327.26 = 12,074,627.18/x
  3. Step 3: Cross multiply
    42,367,551.50x = 63,551,327.26 × 12,074,627.18
  4. Step 4: Simplify right side
    42,367,551.50x = 767,358,583,458,670.88
  5. Step 5: Solve for x
    x = 767,358,583,458,670.88/42,367,551.50
  6. Step 6: Final answer
    x = 18,111,940.77

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Double scale
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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.