Home / 39,940,456.19-59,912,393.80-15,684,631.47

Finding the Fourth Proportional to 39,940,456.19, 59,912,393.80 and 15,684,631.47

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Solution

The fourth proportional to 39,940,456.19, 59,912,393.80 and 15,684,631.47 is: 23,527,618.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,940,456.19 : 59,912,393.80 = 15,684,631.47 : x
  2. Step 2: Convert to fraction form
    39,940,456.19/59,912,393.80 = 15,684,631.47/x
  3. Step 3: Cross multiply
    39,940,456.19x = 59,912,393.80 × 15,684,631.47
  4. Step 4: Simplify right side
    39,940,456.19x = 939,703,817,199,301.38
  5. Step 5: Solve for x
    x = 939,703,817,199,301.38/39,940,456.19
  6. Step 6: Final answer
    x = 23,527,618.53

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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.