Home / 52,490,421.48-78,728,719.56-15,601,524

Finding the Fourth Proportional to 52,490,421.48, 78,728,719.56 and 15,601,524

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Solution

The fourth proportional to 52,490,421.48, 78,728,719.56 and 15,601,524 is: 23,400,231.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,490,421.48 : 78,728,719.56 = 15,601,524 : x
  2. Step 2: Convert to fraction form
    52,490,421.48/78,728,719.56 = 15,601,524/x
  3. Step 3: Cross multiply
    52,490,421.48x = 78,728,719.56 × 15,601,524
  4. Step 4: Simplify right side
    52,490,421.48x = 1,228,288,007,704,609.50
  5. Step 5: Solve for x
    x = 1,228,288,007,704,609.50/52,490,421.48
  6. Step 6: Final answer
    x = 23,400,231.38

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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.