Home / 10,083,684.20-15,125,526.30-8,312,214.20

Finding the Fourth Proportional to 10,083,684.20, 15,125,526.30 and 8,312,214.20

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Solution

The fourth proportional to 10,083,684.20, 15,125,526.30 and 8,312,214.20 is: 12,468,321.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,083,684.20 : 15,125,526.30 = 8,312,214.20 : x
  2. Step 2: Convert to fraction form
    10,083,684.20/15,125,526.30 = 8,312,214.20/x
  3. Step 3: Cross multiply
    10,083,684.20x = 15,125,526.30 × 8,312,214.20
  4. Step 4: Simplify right side
    10,083,684.20x = 125,726,614,493,333.47
  5. Step 5: Solve for x
    x = 125,726,614,493,333.47/10,083,684.20
  6. Step 6: Final answer
    x = 12,468,321.30

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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.