Home / 10,331,947.17-15,500,162.82-3,143,294.23

Finding the Fourth Proportional to 10,331,947.17, 15,500,162.82 and 3,143,294.23

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Solution

The fourth proportional to 10,331,947.17, 15,500,162.82 and 3,143,294.23 is: 4,715,623.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,331,947.17 : 15,500,162.82 = 3,143,294.23 : x
  2. Step 2: Convert to fraction form
    10,331,947.17/15,500,162.82 = 3,143,294.23/x
  3. Step 3: Cross multiply
    10,331,947.17x = 15,500,162.82 × 3,143,294.23
  4. Step 4: Simplify right side
    10,331,947.17x = 48,721,572,310,249.45
  5. Step 5: Solve for x
    x = 48,721,572,310,249.45/10,331,947.17
  6. Step 6: Final answer
    x = 4,715,623.45

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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.