Home / 12,815,468.28-19,224,370.46-4,177,351.52

Finding the Fourth Proportional to 12,815,468.28, 19,224,370.46 and 4,177,351.52

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Solution

The fourth proportional to 12,815,468.28, 19,224,370.46 and 4,177,351.52 is: 6,266,408.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,815,468.28 : 19,224,370.46 = 4,177,351.52 : x
  2. Step 2: Convert to fraction form
    12,815,468.28/19,224,370.46 = 4,177,351.52/x
  3. Step 3: Cross multiply
    12,815,468.28x = 19,224,370.46 × 4,177,351.52
  4. Step 4: Simplify right side
    12,815,468.28x = 80,306,953,070,970.88
  5. Step 5: Solve for x
    x = 80,306,953,070,970.88/12,815,468.28
  6. Step 6: Final answer
    x = 6,266,408.01

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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.