Home / 10,991,959.20-16,480,065.60-4,598,920.80

Finding the Fourth Proportional to 10,991,959.20, 16,480,065.60 and 4,598,920.80

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Solution

The fourth proportional to 10,991,959.20, 16,480,065.60 and 4,598,920.80 is: 6,895,087.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,991,959.20 : 16,480,065.60 = 4,598,920.80 : x
  2. Step 2: Convert to fraction form
    10,991,959.20/16,480,065.60 = 4,598,920.80/x
  3. Step 3: Cross multiply
    10,991,959.20x = 16,480,065.60 × 4,598,920.80
  4. Step 4: Simplify right side
    10,991,959.20x = 75,790,516,473,204.47
  5. Step 5: Solve for x
    x = 75,790,516,473,204.47/10,991,959.20
  6. Step 6: Final answer
    x = 6,895,087.14

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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.