Home / 14,367,820.80-21,551,731.20-13,659,232.80

Finding the Fourth Proportional to 14,367,820.80, 21,551,731.20 and 13,659,232.80

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Solution

The fourth proportional to 14,367,820.80, 21,551,731.20 and 13,659,232.80 is: 20,488,849.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,367,820.80 : 21,551,731.20 = 13,659,232.80 : x
  2. Step 2: Convert to fraction form
    14,367,820.80/21,551,731.20 = 13,659,232.80/x
  3. Step 3: Cross multiply
    14,367,820.80x = 21,551,731.20 × 13,659,232.80
  4. Step 4: Simplify right side
    14,367,820.80x = 294,380,113,703,823.38
  5. Step 5: Solve for x
    x = 294,380,113,703,823.38/14,367,820.80
  6. Step 6: Final answer
    x = 20,488,849.20

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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.