Home / 8,446,819.82-11,666,234.16-5,725,841.90

Finding the Fourth Proportional to 8,446,819.82, 11,666,234.16 and 5,725,841.90

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Solution

The fourth proportional to 8,446,819.82, 11,666,234.16 and 5,725,841.90 is: 7,908,184.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,446,819.82 : 11,666,234.16 = 5,725,841.90 : x
  2. Step 2: Convert to fraction form
    8,446,819.82/11,666,234.16 = 5,725,841.90/x
  3. Step 3: Cross multiply
    8,446,819.82x = 11,666,234.16 × 5,725,841.90
  4. Step 4: Simplify right side
    8,446,819.82x = 66,799,012,368,539.31
  5. Step 5: Solve for x
    x = 66,799,012,368,539.31/8,446,819.82
  6. Step 6: Final answer
    x = 7,908,184.83

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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.