Home / 10,372,557.56-15,561,280.20-3,549,205.04

Finding the Fourth Proportional to 10,372,557.56, 15,561,280.20 and 3,549,205.04

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Solution

The fourth proportional to 10,372,557.56, 15,561,280.20 and 3,549,205.04 is: 5,324,643.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,372,557.56 : 15,561,280.20 = 3,549,205.04 : x
  2. Step 2: Convert to fraction form
    10,372,557.56/15,561,280.20 = 3,549,205.04/x
  3. Step 3: Cross multiply
    10,372,557.56x = 15,561,280.20 × 3,549,205.04
  4. Step 4: Simplify right side
    10,372,557.56x = 55,230,174,114,692.20
  5. Step 5: Solve for x
    x = 55,230,174,114,692.20/10,372,557.56
  6. Step 6: Final answer
    x = 5,324,643.78

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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.