Home / 12,815,464.86-19,224,365.28-4,177,348.10

Finding the Fourth Proportional to 12,815,464.86, 19,224,365.28 and 4,177,348.10

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Solution

The fourth proportional to 12,815,464.86, 19,224,365.28 and 4,177,348.10 is: 6,266,402.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,815,464.86 : 19,224,365.28 = 4,177,348.10 : x
  2. Step 2: Convert to fraction form
    12,815,464.86/19,224,365.28 = 4,177,348.10/x
  3. Step 3: Cross multiply
    12,815,464.86x = 19,224,365.28 × 4,177,348.10
  4. Step 4: Simplify right side
    12,815,464.86x = 80,306,865,776,113.97
  5. Step 5: Solve for x
    x = 80,306,865,776,113.97/12,815,464.86
  6. Step 6: Final answer
    x = 6,266,402.87

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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.