Home / 12,127,560.30-18,191,340.45-5,750,268.30

Finding the Fourth Proportional to 12,127,560.30, 18,191,340.45 and 5,750,268.30

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Solution

The fourth proportional to 12,127,560.30, 18,191,340.45 and 5,750,268.30 is: 8,625,402.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,127,560.30 : 18,191,340.45 = 5,750,268.30 : x
  2. Step 2: Convert to fraction form
    12,127,560.30/18,191,340.45 = 5,750,268.30/x
  3. Step 3: Cross multiply
    12,127,560.30x = 18,191,340.45 × 5,750,268.30
  4. Step 4: Simplify right side
    12,127,560.30x = 104,605,088,324,142.73
  5. Step 5: Solve for x
    x = 104,605,088,324,142.73/12,127,560.30
  6. Step 6: Final answer
    x = 8,625,402.45

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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.