Home / 83,071,943.82-124,619,723.10-25,569,007.02

Finding the Fourth Proportional to 83,071,943.82, 124,619,723.10 and 25,569,007.02

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Solution

The fourth proportional to 83,071,943.82, 124,619,723.10 and 25,569,007.02 is: 38,357,144.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,071,943.82 : 124,619,723.10 = 25,569,007.02 : x
  2. Step 2: Convert to fraction form
    83,071,943.82/124,619,723.10 = 25,569,007.02/x
  3. Step 3: Cross multiply
    83,071,943.82x = 124,619,723.10 × 25,569,007.02
  4. Step 4: Simplify right side
    83,071,943.82x = 3,186,402,574,774,356
  5. Step 5: Solve for x
    x = 3,186,402,574,774,356/83,071,943.82
  6. Step 6: Final answer
    x = 38,357,144.76

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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.