Home / 8,826,990.62-12,182,267.62-5,156,824.63

Finding the Fourth Proportional to 8,826,990.62, 12,182,267.62 and 5,156,824.63

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Solution

The fourth proportional to 8,826,990.62, 12,182,267.62 and 5,156,824.63 is: 7,117,014.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,826,990.62 : 12,182,267.62 = 5,156,824.63 : x
  2. Step 2: Convert to fraction form
    8,826,990.62/12,182,267.62 = 5,156,824.63/x
  3. Step 3: Cross multiply
    8,826,990.62x = 12,182,267.62 × 5,156,824.63
  4. Step 4: Simplify right side
    8,826,990.62x = 62,821,817,625,372.02
  5. Step 5: Solve for x
    x = 62,821,817,625,372.02/8,826,990.62
  6. Step 6: Final answer
    x = 7,117,014.20

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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.