Home / 42,553,875.70-63,830,813.55-25,335,187.30

Finding the Fourth Proportional to 42,553,875.70, 63,830,813.55 and 25,335,187.30

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Solution

The fourth proportional to 42,553,875.70, 63,830,813.55 and 25,335,187.30 is: 38,002,780.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,553,875.70 : 63,830,813.55 = 25,335,187.30 : x
  2. Step 2: Convert to fraction form
    42,553,875.70/63,830,813.55 = 25,335,187.30/x
  3. Step 3: Cross multiply
    42,553,875.70x = 63,830,813.55 × 25,335,187.30
  4. Step 4: Simplify right side
    42,553,875.70x = 1,617,165,616,800,628
  5. Step 5: Solve for x
    x = 1,617,165,616,800,628/42,553,875.70
  6. Step 6: Final answer
    x = 38,002,780.95

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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.