Home / 10,931,753.40-16,397,630.10-10,110,607.80

Finding the Fourth Proportional to 10,931,753.40, 16,397,630.10 and 10,110,607.80

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Solution

The fourth proportional to 10,931,753.40, 16,397,630.10 and 10,110,607.80 is: 15,165,911.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,931,753.40 : 16,397,630.10 = 10,110,607.80 : x
  2. Step 2: Convert to fraction form
    10,931,753.40/16,397,630.10 = 10,110,607.80/x
  3. Step 3: Cross multiply
    10,931,753.40x = 16,397,630.10 × 10,110,607.80
  4. Step 4: Simplify right side
    10,931,753.40x = 165,790,006,790,574.78
  5. Step 5: Solve for x
    x = 165,790,006,790,574.78/10,931,753.40
  6. Step 6: Final answer
    x = 15,165,911.70

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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.