Home / 5,919,677.28-8,169,154.62-3,203,423.28

Finding the Fourth Proportional to 5,919,677.28, 8,169,154.62 and 3,203,423.28

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Solution

The fourth proportional to 5,919,677.28, 8,169,154.62 and 3,203,423.28 is: 4,420,724.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,919,677.28 : 8,169,154.62 = 3,203,423.28 : x
  2. Step 2: Convert to fraction form
    5,919,677.28/8,169,154.62 = 3,203,423.28/x
  3. Step 3: Cross multiply
    5,919,677.28x = 8,169,154.62 × 3,203,423.28
  4. Step 4: Simplify right side
    5,919,677.28x = 26,169,260,087,627.55
  5. Step 5: Solve for x
    x = 26,169,260,087,627.55/5,919,677.28
  6. Step 6: Final answer
    x = 4,420,724.11

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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.