Home / 28,753,823.84-43,122,879.96-10,306,330.44

Finding the Fourth Proportional to 28,753,823.84, 43,122,879.96 and 10,306,330.44

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Solution

The fourth proportional to 28,753,823.84, 43,122,879.96 and 10,306,330.44 is: 15,456,679.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,753,823.84 : 43,122,879.96 = 10,306,330.44 : x
  2. Step 2: Convert to fraction form
    28,753,823.84/43,122,879.96 = 10,306,330.44/x
  3. Step 3: Cross multiply
    28,753,823.84x = 43,122,879.96 × 10,306,330.44
  4. Step 4: Simplify right side
    28,753,823.84x = 444,438,650,392,214
  5. Step 5: Solve for x
    x = 444,438,650,392,214/28,753,823.84
  6. Step 6: Final answer
    x = 15,456,679.88

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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.