Home / 42,781,117.69-59,045,488.87-25,387,053.76

Finding the Fourth Proportional to 42,781,117.69, 59,045,488.87 and 25,387,053.76

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Solution

The fourth proportional to 42,781,117.69, 59,045,488.87 and 25,387,053.76 is: 35,038,612.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,781,117.69 : 59,045,488.87 = 25,387,053.76 : x
  2. Step 2: Convert to fraction form
    42,781,117.69/59,045,488.87 = 25,387,053.76/x
  3. Step 3: Cross multiply
    42,781,117.69x = 59,045,488.87 × 25,387,053.76
  4. Step 4: Simplify right side
    42,781,117.69x = 1,498,991,000,228,171.75
  5. Step 5: Solve for x
    x = 1,498,991,000,228,171.75/42,781,117.69
  6. Step 6: Final answer
    x = 35,038,612.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.