Home / 10,936,772.10-16,405,158.15-8,811,008.10

Finding the Fourth Proportional to 10,936,772.10, 16,405,158.15 and 8,811,008.10

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Solution

The fourth proportional to 10,936,772.10, 16,405,158.15 and 8,811,008.10 is: 13,216,512.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,936,772.10 : 16,405,158.15 = 8,811,008.10 : x
  2. Step 2: Convert to fraction form
    10,936,772.10/16,405,158.15 = 8,811,008.10/x
  3. Step 3: Cross multiply
    10,936,772.10x = 16,405,158.15 × 8,811,008.10
  4. Step 4: Simplify right side
    10,936,772.10x = 144,545,981,341,431
  5. Step 5: Solve for x
    x = 144,545,981,341,431/10,936,772.10
  6. Step 6: Final answer
    x = 13,216,512.15

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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.