Home / 15,478,760.30-23,218,140.45-4,120,357.10

Finding the Fourth Proportional to 15,478,760.30, 23,218,140.45 and 4,120,357.10

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Solution

The fourth proportional to 15,478,760.30, 23,218,140.45 and 4,120,357.10 is: 6,180,535.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,478,760.30 : 23,218,140.45 = 4,120,357.10 : x
  2. Step 2: Convert to fraction form
    15,478,760.30/23,218,140.45 = 4,120,357.10/x
  3. Step 3: Cross multiply
    15,478,760.30x = 23,218,140.45 × 4,120,357.10
  4. Step 4: Simplify right side
    15,478,760.30x = 95,667,029,851,954.69
  5. Step 5: Solve for x
    x = 95,667,029,851,954.69/15,478,760.30
  6. Step 6: Final answer
    x = 6,180,535.65

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Similar ratio
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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.