Home / 10,931,003.20-16,403,503.20-6,382,043.20

Finding the Fourth Proportional to 10,931,003.20, 16,403,503.20 and 6,382,043.20

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Solution

The fourth proportional to 10,931,003.20, 16,403,503.20 and 6,382,043.20 is: 9,577,150.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,931,003.20 : 16,403,503.20 = 6,382,043.20 : x
  2. Step 2: Convert to fraction form
    10,931,003.20/16,403,503.20 = 6,382,043.20/x
  3. Step 3: Cross multiply
    10,931,003.20x = 16,403,503.20 × 6,382,043.20
  4. Step 4: Simplify right side
    10,931,003.20x = 104,687,866,053,738.23
  5. Step 5: Solve for x
    x = 104,687,866,053,738.23/10,931,003.20
  6. Step 6: Final answer
    x = 9,577,150.80

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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.