Home / 10,515,972.64-15,773,961.84-2,944,053.76

Finding the Fourth Proportional to 10,515,972.64, 15,773,961.84 and 2,944,053.76

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Solution

The fourth proportional to 10,515,972.64, 15,773,961.84 and 2,944,053.76 is: 4,416,081.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,515,972.64 : 15,773,961.84 = 2,944,053.76 : x
  2. Step 2: Convert to fraction form
    10,515,972.64/15,773,961.84 = 2,944,053.76/x
  3. Step 3: Cross multiply
    10,515,972.64x = 15,773,961.84 × 2,944,053.76
  4. Step 4: Simplify right side
    10,515,972.64x = 46,439,391,665,148.52
  5. Step 5: Solve for x
    x = 46,439,391,665,148.52/10,515,972.64
  6. Step 6: Final answer
    x = 4,416,081.45

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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.