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Finding the Fourth Proportional to 15,673,613.20, 23,510,419.80 and 9,535,469.65

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Solution

The fourth proportional to 15,673,613.20, 23,510,419.80 and 9,535,469.65 is: 14,303,204.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,673,613.20 : 23,510,419.80 = 9,535,469.65 : x
  2. Step 2: Convert to fraction form
    15,673,613.20/23,510,419.80 = 9,535,469.65/x
  3. Step 3: Cross multiply
    15,673,613.20x = 23,510,419.80 × 9,535,469.65
  4. Step 4: Simplify right side
    15,673,613.20x = 224,182,894,461,659.09
  5. Step 5: Solve for x
    x = 224,182,894,461,659.09/15,673,613.20
  6. Step 6: Final answer
    x = 14,303,204.48

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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.