Home / 8,229,590.16-12,339,885.15-6,534,621.42

Finding the Fourth Proportional to 8,229,590.16, 12,339,885.15 and 6,534,621.42

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Solution

The fourth proportional to 8,229,590.16, 12,339,885.15 and 6,534,621.42 is: 9,798,358.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,229,590.16 : 12,339,885.15 = 6,534,621.42 : x
  2. Step 2: Convert to fraction form
    8,229,590.16/12,339,885.15 = 6,534,621.42/x
  3. Step 3: Cross multiply
    8,229,590.16x = 12,339,885.15 × 6,534,621.42
  4. Step 4: Simplify right side
    8,229,590.16x = 80,636,477,821,529.92
  5. Step 5: Solve for x
    x = 80,636,477,821,529.92/8,229,590.16
  6. Step 6: Final answer
    x = 9,798,358.88

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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.