Home / 42,553,900.20-63,830,850.30-25,335,211.80

Finding the Fourth Proportional to 42,553,900.20, 63,830,850.30 and 25,335,211.80

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Solution

The fourth proportional to 42,553,900.20, 63,830,850.30 and 25,335,211.80 is: 38,002,817.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,553,900.20 : 63,830,850.30 = 25,335,211.80 : x
  2. Step 2: Convert to fraction form
    42,553,900.20/63,830,850.30 = 25,335,211.80/x
  3. Step 3: Cross multiply
    42,553,900.20x = 63,830,850.30 × 25,335,211.80
  4. Step 4: Simplify right side
    42,553,900.20x = 1,617,168,111,724,593.50
  5. Step 5: Solve for x
    x = 1,617,168,111,724,593.50/42,553,900.20
  6. Step 6: Final answer
    x = 38,002,817.70

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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.