Home / 42,397,957.40-63,596,936.10-15,135,034.10

Finding the Fourth Proportional to 42,397,957.40, 63,596,936.10 and 15,135,034.10

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Solution

The fourth proportional to 42,397,957.40, 63,596,936.10 and 15,135,034.10 is: 22,702,551.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,397,957.40 : 63,596,936.10 = 15,135,034.10 : x
  2. Step 2: Convert to fraction form
    42,397,957.40/63,596,936.10 = 15,135,034.10/x
  3. Step 3: Cross multiply
    42,397,957.40x = 63,596,936.10 × 15,135,034.10
  4. Step 4: Simplify right side
    42,397,957.40x = 962,541,796,529,021
  5. Step 5: Solve for x
    x = 962,541,796,529,021/42,397,957.40
  6. Step 6: Final answer
    x = 22,702,551.15

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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.