Home / 14,534,793.10-21,802,189.65-13,188,475.90

Finding the Fourth Proportional to 14,534,793.10, 21,802,189.65 and 13,188,475.90

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Solution

The fourth proportional to 14,534,793.10, 21,802,189.65 and 13,188,475.90 is: 19,782,713.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,534,793.10 : 21,802,189.65 = 13,188,475.90 : x
  2. Step 2: Convert to fraction form
    14,534,793.10/21,802,189.65 = 13,188,475.90/x
  3. Step 3: Cross multiply
    14,534,793.10x = 21,802,189.65 × 13,188,475.90
  4. Step 4: Simplify right side
    14,534,793.10x = 287,537,652,766,254.44
  5. Step 5: Solve for x
    x = 287,537,652,766,254.44/14,534,793.10
  6. Step 6: Final answer
    x = 19,782,713.85

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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.