Home / 28,753,819.29-43,122,873.12-10,306,325.89

Finding the Fourth Proportional to 28,753,819.29, 43,122,873.12 and 10,306,325.89

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Solution

The fourth proportional to 28,753,819.29, 43,122,873.12 and 10,306,325.89 is: 15,456,673.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,753,819.29 : 43,122,873.12 = 10,306,325.89 : x
  2. Step 2: Convert to fraction form
    28,753,819.29/43,122,873.12 = 10,306,325.89/x
  3. Step 3: Cross multiply
    28,753,819.29x = 43,122,873.12 × 10,306,325.89
  4. Step 4: Simplify right side
    28,753,819.29x = 444,438,383,703,095.94
  5. Step 5: Solve for x
    x = 444,438,383,703,095.94/28,753,819.29
  6. Step 6: Final answer
    x = 15,456,673.05

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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.