Home / 52,488,164.20-78,732,246.30-18,412,954.60

Finding the Fourth Proportional to 52,488,164.20, 78,732,246.30 and 18,412,954.60

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Solution

The fourth proportional to 52,488,164.20, 78,732,246.30 and 18,412,954.60 is: 27,619,431.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,164.20 : 78,732,246.30 = 18,412,954.60 : x
  2. Step 2: Convert to fraction form
    52,488,164.20/78,732,246.30 = 18,412,954.60/x
  3. Step 3: Cross multiply
    52,488,164.20x = 78,732,246.30 × 18,412,954.60
  4. Step 4: Simplify right side
    52,488,164.20x = 1,449,693,276,677,918
  5. Step 5: Solve for x
    x = 1,449,693,276,677,918/52,488,164.20
  6. Step 6: Final answer
    x = 27,619,431.90

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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.