Home / 13,529,411.30-20,292,720.50-9,180,474.30

Finding the Fourth Proportional to 13,529,411.30, 20,292,720.50 and 9,180,474.30

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Solution

The fourth proportional to 13,529,411.30, 20,292,720.50 and 9,180,474.30 is: 13,769,763.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,529,411.30 : 20,292,720.50 = 9,180,474.30 : x
  2. Step 2: Convert to fraction form
    13,529,411.30/20,292,720.50 = 9,180,474.30/x
  3. Step 3: Cross multiply
    13,529,411.30x = 20,292,720.50 × 9,180,474.30
  4. Step 4: Simplify right side
    13,529,411.30x = 186,296,799,050,284.38
  5. Step 5: Solve for x
    x = 186,296,799,050,284.38/13,529,411.30
  6. Step 6: Final answer
    x = 13,769,763.88

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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.