Home / 5,181,443.68-7,147,951.92-3,369,946.72

Finding the Fourth Proportional to 5,181,443.68, 7,147,951.92 and 3,369,946.72

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Solution

The fourth proportional to 5,181,443.68, 7,147,951.92 and 3,369,946.72 is: 4,648,939.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,181,443.68 : 7,147,951.92 = 3,369,946.72 : x
  2. Step 2: Convert to fraction form
    5,181,443.68/7,147,951.92 = 3,369,946.72/x
  3. Step 3: Cross multiply
    5,181,443.68x = 7,147,951.92 × 3,369,946.72
  4. Step 4: Simplify right side
    5,181,443.68x = 24,088,217,127,521.70
  5. Step 5: Solve for x
    x = 24,088,217,127,521.70/5,181,443.68
  6. Step 6: Final answer
    x = 4,648,939.29

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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.