Home / 6,369,328.20-8,790,399-3,791,017.20

Finding the Fourth Proportional to 6,369,328.20, 8,790,399 and 3,791,017.20

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Solution

The fourth proportional to 6,369,328.20, 8,790,399 and 3,791,017.20 is: 5,232,035.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,369,328.20 : 8,790,399 = 3,791,017.20 : x
  2. Step 2: Convert to fraction form
    6,369,328.20/8,790,399 = 3,791,017.20/x
  3. Step 3: Cross multiply
    6,369,328.20x = 8,790,399 × 3,791,017.20
  4. Step 4: Simplify right side
    6,369,328.20x = 33,324,553,803,862.80
  5. Step 5: Solve for x
    x = 33,324,553,803,862.80/6,369,328.20
  6. Step 6: Final answer
    x = 5,232,035.90

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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.