Home / 11,159,691.74-16,707,019.10-8,293,748.52

Finding the Fourth Proportional to 11,159,691.74, 16,707,019.10 and 8,293,748.52

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Solution

The fourth proportional to 11,159,691.74, 16,707,019.10 and 8,293,748.52 is: 12,416,455.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,159,691.74 : 16,707,019.10 = 8,293,748.52 : x
  2. Step 2: Convert to fraction form
    11,159,691.74/16,707,019.10 = 8,293,748.52/x
  3. Step 3: Cross multiply
    11,159,691.74x = 16,707,019.10 × 8,293,748.52
  4. Step 4: Simplify right side
    11,159,691.74x = 138,563,814,892,767.98
  5. Step 5: Solve for x
    x = 138,563,814,892,767.98/11,159,691.74
  6. Step 6: Final answer
    x = 12,416,455.42

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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.