Home / 10,780,728.28-16,173,417.15-3,104,321.22

Finding the Fourth Proportional to 10,780,728.28, 16,173,417.15 and 3,104,321.22

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Solution

The fourth proportional to 10,780,728.28, 16,173,417.15 and 3,104,321.22 is: 4,657,151.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,780,728.28 : 16,173,417.15 = 3,104,321.22 : x
  2. Step 2: Convert to fraction form
    10,780,728.28/16,173,417.15 = 3,104,321.22/x
  3. Step 3: Cross multiply
    10,780,728.28x = 16,173,417.15 × 3,104,321.22
  4. Step 4: Simplify right side
    10,780,728.28x = 50,207,482,058,656.93
  5. Step 5: Solve for x
    x = 50,207,482,058,656.93/10,780,728.28
  6. Step 6: Final answer
    x = 4,657,151.24

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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.