Home / 15,542,439.15-23,313,658.73-13,023,015.15

Finding the Fourth Proportional to 15,542,439.15, 23,313,658.73 and 13,023,015.15

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Solution

The fourth proportional to 15,542,439.15, 23,313,658.73 and 13,023,015.15 is: 19,534,522.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,542,439.15 : 23,313,658.73 = 13,023,015.15 : x
  2. Step 2: Convert to fraction form
    15,542,439.15/23,313,658.73 = 13,023,015.15/x
  3. Step 3: Cross multiply
    15,542,439.15x = 23,313,658.73 × 13,023,015.15
  4. Step 4: Simplify right side
    15,542,439.15x = 303,614,130,777,604.69
  5. Step 5: Solve for x
    x = 303,614,130,777,604.69/15,542,439.15
  6. Step 6: Final answer
    x = 19,534,522.73

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Double scale
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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.