Home / 26,948,278.60-40,428,322.80-8,749,376.80

Finding the Fourth Proportional to 26,948,278.60, 40,428,322.80 and 8,749,376.80

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Solution

The fourth proportional to 26,948,278.60, 40,428,322.80 and 8,749,376.80 is: 13,125,982.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,948,278.60 : 40,428,322.80 = 8,749,376.80 : x
  2. Step 2: Convert to fraction form
    26,948,278.60/40,428,322.80 = 8,749,376.80/x
  3. Step 3: Cross multiply
    26,948,278.60x = 40,428,322.80 × 8,749,376.80
  4. Step 4: Simplify right side
    26,948,278.60x = 353,722,629,569,231.06
  5. Step 5: Solve for x
    x = 353,722,629,569,231.06/26,948,278.60
  6. Step 6: Final answer
    x = 13,125,982.36

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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.