Home / 10,780,039.20-16,170,058.80-9,452,935.20

Finding the Fourth Proportional to 10,780,039.20, 16,170,058.80 and 9,452,935.20

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Solution

The fourth proportional to 10,780,039.20, 16,170,058.80 and 9,452,935.20 is: 14,179,402.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,780,039.20 : 16,170,058.80 = 9,452,935.20 : x
  2. Step 2: Convert to fraction form
    10,780,039.20/16,170,058.80 = 9,452,935.20/x
  3. Step 3: Cross multiply
    10,780,039.20x = 16,170,058.80 × 9,452,935.20
  4. Step 4: Simplify right side
    10,780,039.20x = 152,854,518,016,589.75
  5. Step 5: Solve for x
    x = 152,854,518,016,589.75/10,780,039.20
  6. Step 6: Final answer
    x = 14,179,402.80

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1.5x scale

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.