Home / 51,714,899.68-71,367,111.30-28,510,857.76

Finding the Fourth Proportional to 51,714,899.68, 71,367,111.30 and 28,510,857.76

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Solution

The fourth proportional to 51,714,899.68, 71,367,111.30 and 28,510,857.76 is: 39,345,286.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,714,899.68 : 71,367,111.30 = 28,510,857.76 : x
  2. Step 2: Convert to fraction form
    51,714,899.68/71,367,111.30 = 28,510,857.76/x
  3. Step 3: Cross multiply
    51,714,899.68x = 71,367,111.30 × 28,510,857.76
  4. Step 4: Simplify right side
    51,714,899.68x = 2,034,737,559,016,388.75
  5. Step 5: Solve for x
    x = 2,034,737,559,016,388.75/51,714,899.68
  6. Step 6: Final answer
    x = 39,345,286.79

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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.