Home / 13,376,258.56-20,064,111.36-3,278,932.48

Finding the Fourth Proportional to 13,376,258.56, 20,064,111.36 and 3,278,932.48

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Solution

The fourth proportional to 13,376,258.56, 20,064,111.36 and 3,278,932.48 is: 4,918,330.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376,258.56 : 20,064,111.36 = 3,278,932.48 : x
  2. Step 2: Convert to fraction form
    13,376,258.56/20,064,111.36 = 3,278,932.48/x
  3. Step 3: Cross multiply
    13,376,258.56x = 20,064,111.36 × 3,278,932.48
  4. Step 4: Simplify right side
    13,376,258.56x = 65,788,866,420,640.97
  5. Step 5: Solve for x
    x = 65,788,866,420,640.97/13,376,258.56
  6. Step 6: Final answer
    x = 4,918,330.95

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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.