Home / 10,429,723.60-15,644,585.40-9,898,282.60

Finding the Fourth Proportional to 10,429,723.60, 15,644,585.40 and 9,898,282.60

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Solution

The fourth proportional to 10,429,723.60, 15,644,585.40 and 9,898,282.60 is: 14,847,423.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,429,723.60 : 15,644,585.40 = 9,898,282.60 : x
  2. Step 2: Convert to fraction form
    10,429,723.60/15,644,585.40 = 9,898,282.60/x
  3. Step 3: Cross multiply
    10,429,723.60x = 15,644,585.40 × 9,898,282.60
  4. Step 4: Simplify right side
    10,429,723.60x = 154,854,527,449,034.03
  5. Step 5: Solve for x
    x = 154,854,527,449,034.03/10,429,723.60
  6. Step 6: Final answer
    x = 14,847,423.90

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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.