Home / 52,654,657.28-78,992,758.11-18,106,572.26

Finding the Fourth Proportional to 52,654,657.28, 78,992,758.11 and 18,106,572.26

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Solution

The fourth proportional to 52,654,657.28, 78,992,758.11 and 18,106,572.26 is: 27,163,562.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,654,657.28 : 78,992,758.11 = 18,106,572.26 : x
  2. Step 2: Convert to fraction form
    52,654,657.28/78,992,758.11 = 18,106,572.26/x
  3. Step 3: Cross multiply
    52,654,657.28x = 78,992,758.11 × 18,106,572.26
  4. Step 4: Simplify right side
    52,654,657.28x = 1,430,288,082,340,452.25
  5. Step 5: Solve for x
    x = 1,430,288,082,340,452.25/52,654,657.28
  6. Step 6: Final answer
    x = 27,163,562.66

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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.