Home / 42,930,400.73-59,238,564.23-29,022,010.20

Finding the Fourth Proportional to 42,930,400.73, 59,238,564.23 and 29,022,010.20

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Solution

The fourth proportional to 42,930,400.73, 59,238,564.23 and 29,022,010.20 is: 40,046,731.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,930,400.73 : 59,238,564.23 = 29,022,010.20 : x
  2. Step 2: Convert to fraction form
    42,930,400.73/59,238,564.23 = 29,022,010.20/x
  3. Step 3: Cross multiply
    42,930,400.73x = 59,238,564.23 × 29,022,010.20
  4. Step 4: Simplify right side
    42,930,400.73x = 1,719,222,215,388,970.25
  5. Step 5: Solve for x
    x = 1,719,222,215,388,970.25/42,930,400.73
  6. Step 6: Final answer
    x = 40,046,731.14

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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.