Home / 10,181,622.10-15,272,433.15-9,789,711.70

Finding the Fourth Proportional to 10,181,622.10, 15,272,433.15 and 9,789,711.70

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Solution

The fourth proportional to 10,181,622.10, 15,272,433.15 and 9,789,711.70 is: 14,684,567.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,181,622.10 : 15,272,433.15 = 9,789,711.70 : x
  2. Step 2: Convert to fraction form
    10,181,622.10/15,272,433.15 = 9,789,711.70/x
  3. Step 3: Cross multiply
    10,181,622.10x = 15,272,433.15 × 9,789,711.70
  4. Step 4: Simplify right side
    10,181,622.10x = 149,512,717,496,022.84
  5. Step 5: Solve for x
    x = 149,512,717,496,022.84/10,181,622.10
  6. Step 6: Final answer
    x = 14,684,567.55

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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.