Home / 10,921,281.30-16,381,921.95-10,708,704.90

Finding the Fourth Proportional to 10,921,281.30, 16,381,921.95 and 10,708,704.90

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Solution

The fourth proportional to 10,921,281.30, 16,381,921.95 and 10,708,704.90 is: 16,063,057.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,921,281.30 : 16,381,921.95 = 10,708,704.90 : x
  2. Step 2: Convert to fraction form
    10,921,281.30/16,381,921.95 = 10,708,704.90/x
  3. Step 3: Cross multiply
    10,921,281.30x = 16,381,921.95 × 10,708,704.90
  4. Step 4: Simplify right side
    10,921,281.30x = 175,429,167,857,382.56
  5. Step 5: Solve for x
    x = 175,429,167,857,382.56/10,921,281.30
  6. Step 6: Final answer
    x = 16,063,057.35

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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.