Home / 8,763,416.20-13,145,124.30-8,091,569.80

Finding the Fourth Proportional to 8,763,416.20, 13,145,124.30 and 8,091,569.80

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Solution

The fourth proportional to 8,763,416.20, 13,145,124.30 and 8,091,569.80 is: 12,137,354.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,763,416.20 : 13,145,124.30 = 8,091,569.80 : x
  2. Step 2: Convert to fraction form
    8,763,416.20/13,145,124.30 = 8,091,569.80/x
  3. Step 3: Cross multiply
    8,763,416.20x = 13,145,124.30 × 8,091,569.80
  4. Step 4: Simplify right side
    8,763,416.20x = 106,364,690,803,126.14
  5. Step 5: Solve for x
    x = 106,364,690,803,126.14/8,763,416.20
  6. Step 6: Final answer
    x = 12,137,354.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.