Home / 13,253,218.20-19,877,612.99-3,669,565.50

Finding the Fourth Proportional to 13,253,218.20, 19,877,612.99 and 3,669,565.50

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Solution

The fourth proportional to 13,253,218.20, 19,877,612.99 and 3,669,565.50 is: 5,503,735.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,253,218.20 : 19,877,612.99 = 3,669,565.50 : x
  2. Step 2: Convert to fraction form
    13,253,218.20/19,877,612.99 = 3,669,565.50/x
  3. Step 3: Cross multiply
    13,253,218.20x = 19,877,612.99 × 3,669,565.50
  4. Step 4: Simplify right side
    13,253,218.20x = 72,942,202,832,108.02
  5. Step 5: Solve for x
    x = 72,942,202,832,108.02/13,253,218.20
  6. Step 6: Final answer
    x = 5,503,735.15

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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.