Home / 68,856,688.22-95,015,005.53-39,077,853.29

Finding the Fourth Proportional to 68,856,688.22, 95,015,005.53 and 39,077,853.29

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Solution

The fourth proportional to 68,856,688.22, 95,015,005.53 and 39,077,853.29 is: 53,923,337.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,856,688.22 : 95,015,005.53 = 39,077,853.29 : x
  2. Step 2: Convert to fraction form
    68,856,688.22/95,015,005.53 = 39,077,853.29/x
  3. Step 3: Cross multiply
    68,856,688.22x = 95,015,005.53 × 39,077,853.29
  4. Step 4: Simplify right side
    68,856,688.22x = 3,712,982,446,449,878.50
  5. Step 5: Solve for x
    x = 3,712,982,446,449,878.50/68,856,688.22
  6. Step 6: Final answer
    x = 53,923,337.62

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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.