Home / 10,015,040.36-15,039,752.25-6,147,209.79

Finding the Fourth Proportional to 10,015,040.36, 15,039,752.25 and 6,147,209.79

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Solution

The fourth proportional to 10,015,040.36, 15,039,752.25 and 6,147,209.79 is: 9,231,366.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,015,040.36 : 15,039,752.25 = 6,147,209.79 : x
  2. Step 2: Convert to fraction form
    10,015,040.36/15,039,752.25 = 6,147,209.79/x
  3. Step 3: Cross multiply
    10,015,040.36x = 15,039,752.25 × 6,147,209.79
  4. Step 4: Simplify right side
    10,015,040.36x = 92,452,512,270,374.53
  5. Step 5: Solve for x
    x = 92,452,512,270,374.53/10,015,040.36
  6. Step 6: Final answer
    x = 9,231,366.92

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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.