Home / 42,497,821.18-58,645,260.93-25,099,798.78

Finding the Fourth Proportional to 42,497,821.18, 58,645,260.93 and 25,099,798.78

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Solution

The fourth proportional to 42,497,821.18, 58,645,260.93 and 25,099,798.78 is: 34,636,699.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,497,821.18 : 58,645,260.93 = 25,099,798.78 : x
  2. Step 2: Convert to fraction form
    42,497,821.18/58,645,260.93 = 25,099,798.78/x
  3. Step 3: Cross multiply
    42,497,821.18x = 58,645,260.93 × 25,099,798.78
  4. Step 4: Simplify right side
    42,497,821.18x = 1,471,984,248,743,595.75
  5. Step 5: Solve for x
    x = 1,471,984,248,743,595.75/42,497,821.18
  6. Step 6: Final answer
    x = 34,636,699.20

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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.