Home / 83,667,013.76-115,424,663.66-52,250,521.01

Finding the Fourth Proportional to 83,667,013.76, 115,424,663.66 and 52,250,521.01

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Solution

The fourth proportional to 83,667,013.76, 115,424,663.66 and 52,250,521.01 is: 72,083,352.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,667,013.76 : 115,424,663.66 = 52,250,521.01 : x
  2. Step 2: Convert to fraction form
    83,667,013.76/115,424,663.66 = 52,250,521.01/x
  3. Step 3: Cross multiply
    83,667,013.76x = 115,424,663.66 × 52,250,521.01
  4. Step 4: Simplify right side
    83,667,013.76x = 6,030,998,813,377,761
  5. Step 5: Solve for x
    x = 6,030,998,813,377,761/83,667,013.76
  6. Step 6: Final answer
    x = 72,083,352.12

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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.