Home / 68,972,449.32-103,466,678.40-22,918,428.36

Finding the Fourth Proportional to 68,972,449.32, 103,466,678.40 and 22,918,428.36

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Solution

The fourth proportional to 68,972,449.32, 103,466,678.40 and 22,918,428.36 is: 34,380,302.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,972,449.32 : 103,466,678.40 = 22,918,428.36 : x
  2. Step 2: Convert to fraction form
    68,972,449.32/103,466,678.40 = 22,918,428.36/x
  3. Step 3: Cross multiply
    68,972,449.32x = 103,466,678.40 × 22,918,428.36
  4. Step 4: Simplify right side
    68,972,449.32x = 2,371,293,656,557,559.50
  5. Step 5: Solve for x
    x = 2,371,293,656,557,559.50/68,972,449.32
  6. Step 6: Final answer
    x = 34,380,302.28

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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.