Home / 63,172,912.15-94,761,298.67-21,673,206.24

Finding the Fourth Proportional to 63,172,912.15, 94,761,298.67 and 21,673,206.24

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Solution

The fourth proportional to 63,172,912.15, 94,761,298.67 and 21,673,206.24 is: 32,510,471.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,172,912.15 : 94,761,298.67 = 21,673,206.24 : x
  2. Step 2: Convert to fraction form
    63,172,912.15/94,761,298.67 = 21,673,206.24/x
  3. Step 3: Cross multiply
    63,172,912.15x = 94,761,298.67 × 21,673,206.24
  4. Step 4: Simplify right side
    63,172,912.15x = 2,053,781,169,795,733.75
  5. Step 5: Solve for x
    x = 2,053,781,169,795,733.75/63,172,912.15
  6. Step 6: Final answer
    x = 32,510,471.65

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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.