Home / 18,376,923.90-27,565,385.85-12,314,559.90

Finding the Fourth Proportional to 18,376,923.90, 27,565,385.85 and 12,314,559.90

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Solution

The fourth proportional to 18,376,923.90, 27,565,385.85 and 12,314,559.90 is: 18,471,839.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,376,923.90 : 27,565,385.85 = 12,314,559.90 : x
  2. Step 2: Convert to fraction form
    18,376,923.90/27,565,385.85 = 12,314,559.90/x
  3. Step 3: Cross multiply
    18,376,923.90x = 27,565,385.85 × 12,314,559.90
  4. Step 4: Simplify right side
    18,376,923.90x = 339,455,595,216,437.44
  5. Step 5: Solve for x
    x = 339,455,595,216,437.44/18,376,923.90
  6. Step 6: Final answer
    x = 18,471,839.85

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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.