Home / 13,614,638.10-20,393,963.55-9,359,610.90

Finding the Fourth Proportional to 13,614,638.10, 20,393,963.55 and 9,359,610.90

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Solution

The fourth proportional to 13,614,638.10, 20,393,963.55 and 9,359,610.90 is: 14,020,171.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,614,638.10 : 20,393,963.55 = 9,359,610.90 : x
  2. Step 2: Convert to fraction form
    13,614,638.10/20,393,963.55 = 9,359,610.90/x
  3. Step 3: Cross multiply
    13,614,638.10x = 20,393,963.55 × 9,359,610.90
  4. Step 4: Simplify right side
    13,614,638.10x = 190,879,563,536,782.72
  5. Step 5: Solve for x
    x = 190,879,563,536,782.72/13,614,638.10
  6. Step 6: Final answer
    x = 14,020,171.68

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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.