Home / 68,874,327.48-103,317,439.86-17,755,914.36

Finding the Fourth Proportional to 68,874,327.48, 103,317,439.86 and 17,755,914.36

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Solution

The fourth proportional to 68,874,327.48, 103,317,439.86 and 17,755,914.36 is: 26,635,405.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,874,327.48 : 103,317,439.86 = 17,755,914.36 : x
  2. Step 2: Convert to fraction form
    68,874,327.48/103,317,439.86 = 17,755,914.36/x
  3. Step 3: Cross multiply
    68,874,327.48x = 103,317,439.86 × 17,755,914.36
  4. Step 4: Simplify right side
    68,874,327.48x = 1,834,495,614,048,610.25
  5. Step 5: Solve for x
    x = 1,834,495,614,048,610.25/68,874,327.48
  6. Step 6: Final answer
    x = 26,635,405.11

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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.