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Finding the Fourth Proportional to 36,888,946.60, 55,333,419.90 and 25,888,117.90

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Solution

The fourth proportional to 36,888,946.60, 55,333,419.90 and 25,888,117.90 is: 38,832,176.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,888,946.60 : 55,333,419.90 = 25,888,117.90 : x
  2. Step 2: Convert to fraction form
    36,888,946.60/55,333,419.90 = 25,888,117.90/x
  3. Step 3: Cross multiply
    36,888,946.60x = 55,333,419.90 × 25,888,117.90
  4. Step 4: Simplify right side
    36,888,946.60x = 1,432,478,098,181,406
  5. Step 5: Solve for x
    x = 1,432,478,098,181,406/36,888,946.60
  6. Step 6: Final answer
    x = 38,832,176.85

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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.