Home / 13,732,849.80-20,551,593.24-8,543,328.84

Finding the Fourth Proportional to 13,732,849.80, 20,551,593.24 and 8,543,328.84

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Solution

The fourth proportional to 13,732,849.80, 20,551,593.24 and 8,543,328.84 is: 12,785,330.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,732,849.80 : 20,551,593.24 = 8,543,328.84 : x
  2. Step 2: Convert to fraction form
    13,732,849.80/20,551,593.24 = 8,543,328.84/x
  3. Step 3: Cross multiply
    13,732,849.80x = 20,551,593.24 × 8,543,328.84
  4. Step 4: Simplify right side
    13,732,849.80x = 175,579,019,235,241.03
  5. Step 5: Solve for x
    x = 175,579,019,235,241.03/13,732,849.80
  6. Step 6: Final answer
    x = 12,785,330.20

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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.