Home / 9,071,737.40-13,607,606.10-8,378,895.80

Finding the Fourth Proportional to 9,071,737.40, 13,607,606.10 and 8,378,895.80

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Solution

The fourth proportional to 9,071,737.40, 13,607,606.10 and 8,378,895.80 is: 12,568,343.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,071,737.40 : 13,607,606.10 = 8,378,895.80 : x
  2. Step 2: Convert to fraction form
    9,071,737.40/13,607,606.10 = 8,378,895.80/x
  3. Step 3: Cross multiply
    9,071,737.40x = 13,607,606.10 × 8,378,895.80
  4. Step 4: Simplify right side
    9,071,737.40x = 114,016,713,599,344.38
  5. Step 5: Solve for x
    x = 114,016,713,599,344.38/9,071,737.40
  6. Step 6: Final answer
    x = 12,568,343.70

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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.