Home / 63,844,841.85-95,780,712.74-20,710,677.21

Finding the Fourth Proportional to 63,844,841.85, 95,780,712.74 and 20,710,677.21

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Solution

The fourth proportional to 63,844,841.85, 95,780,712.74 and 20,710,677.21 is: 31,070,378.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,844,841.85 : 95,780,712.74 = 20,710,677.21 : x
  2. Step 2: Convert to fraction form
    63,844,841.85/95,780,712.74 = 20,710,677.21/x
  3. Step 3: Cross multiply
    63,844,841.85x = 95,780,712.74 × 20,710,677.21
  4. Step 4: Simplify right side
    63,844,841.85x = 1,983,683,424,398,321.25
  5. Step 5: Solve for x
    x = 1,983,683,424,398,321.25/63,844,841.85
  6. Step 6: Final answer
    x = 31,070,378.86

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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.