Home / 63,840,780.97-95,774,636.08-20,706,634.64

Finding the Fourth Proportional to 63,840,780.97, 95,774,636.08 and 20,706,634.64

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Solution

The fourth proportional to 63,840,780.97, 95,774,636.08 and 20,706,634.64 is: 31,064,319.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,840,780.97 : 95,774,636.08 = 20,706,634.64 : x
  2. Step 2: Convert to fraction form
    63,840,780.97/95,774,636.08 = 20,706,634.64/x
  3. Step 3: Cross multiply
    63,840,780.97x = 95,774,636.08 × 20,706,634.64
  4. Step 4: Simplify right side
    63,840,780.97x = 1,983,170,397,087,521.75
  5. Step 5: Solve for x
    x = 1,983,170,397,087,521.75/63,840,780.97
  6. Step 6: Final answer
    x = 31,064,319.19

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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.