Home / 12,746,129.60-17,589,436.56-6,944,959.28

Finding the Fourth Proportional to 12,746,129.60, 17,589,436.56 and 6,944,959.28

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Solution

The fourth proportional to 12,746,129.60, 17,589,436.56 and 6,944,959.28 is: 9,583,922.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,746,129.60 : 17,589,436.56 = 6,944,959.28 : x
  2. Step 2: Convert to fraction form
    12,746,129.60/17,589,436.56 = 6,944,959.28/x
  3. Step 3: Cross multiply
    12,746,129.60x = 17,589,436.56 × 6,944,959.28
  4. Step 4: Simplify right side
    12,746,129.60x = 122,157,920,667,343.27
  5. Step 5: Solve for x
    x = 122,157,920,667,343.27/12,746,129.60
  6. Step 6: Final answer
    x = 9,583,922.69

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1.5x scale

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.