Home / 5,205,016.48-7,182,921.81-2,913,177.15

Finding the Fourth Proportional to 5,205,016.48, 7,182,921.81 and 2,913,177.15

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Solution

The fourth proportional to 5,205,016.48, 7,182,921.81 and 2,913,177.15 is: 4,020,183.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,205,016.48 : 7,182,921.81 = 2,913,177.15 : x
  2. Step 2: Convert to fraction form
    5,205,016.48/7,182,921.81 = 2,913,177.15/x
  3. Step 3: Cross multiply
    5,205,016.48x = 7,182,921.81 × 2,913,177.15
  4. Step 4: Simplify right side
    5,205,016.48x = 20,925,123,687,128.64
  5. Step 5: Solve for x
    x = 20,925,123,687,128.64/5,205,016.48
  6. Step 6: Final answer
    x = 4,020,183.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.