Home / 10,728,041.40-16,092,062.10-6,193,078.20

Finding the Fourth Proportional to 10,728,041.40, 16,092,062.10 and 6,193,078.20

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Solution

The fourth proportional to 10,728,041.40, 16,092,062.10 and 6,193,078.20 is: 9,289,617.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,728,041.40 : 16,092,062.10 = 6,193,078.20 : x
  2. Step 2: Convert to fraction form
    10,728,041.40/16,092,062.10 = 6,193,078.20/x
  3. Step 3: Cross multiply
    10,728,041.40x = 16,092,062.10 × 6,193,078.20
  4. Step 4: Simplify right side
    10,728,041.40x = 99,659,398,984,556.22
  5. Step 5: Solve for x
    x = 99,659,398,984,556.22/10,728,041.40
  6. Step 6: Final answer
    x = 9,289,617.30

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Similar ratio
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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.