Home / 42,711,045.79-58,941,224.70-23,131,935.13

Finding the Fourth Proportional to 42,711,045.79, 58,941,224.70 and 23,131,935.13

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Solution

The fourth proportional to 42,711,045.79, 58,941,224.70 and 23,131,935.13 is: 31,922,060.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,711,045.79 : 58,941,224.70 = 23,131,935.13 : x
  2. Step 2: Convert to fraction form
    42,711,045.79/58,941,224.70 = 23,131,935.13/x
  3. Step 3: Cross multiply
    42,711,045.79x = 58,941,224.70 × 23,131,935.13
  4. Step 4: Simplify right side
    42,711,045.79x = 1,363,424,586,243,153.75
  5. Step 5: Solve for x
    x = 1,363,424,586,243,153.75/42,711,045.79
  6. Step 6: Final answer
    x = 31,922,060.47

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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.