Home / 10,532,042.20-15,798,063.30-8,618,854.60

Finding the Fourth Proportional to 10,532,042.20, 15,798,063.30 and 8,618,854.60

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Solution

The fourth proportional to 10,532,042.20, 15,798,063.30 and 8,618,854.60 is: 12,928,281.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,532,042.20 : 15,798,063.30 = 8,618,854.60 : x
  2. Step 2: Convert to fraction form
    10,532,042.20/15,798,063.30 = 8,618,854.60/x
  3. Step 3: Cross multiply
    10,532,042.20x = 15,798,063.30 × 8,618,854.60
  4. Step 4: Simplify right side
    10,532,042.20x = 136,161,210,544,296.19
  5. Step 5: Solve for x
    x = 136,161,210,544,296.19/10,532,042.20
  6. Step 6: Final answer
    x = 12,928,281.90

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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.