Home / 26,646,705.47-39,964,079.60-12,255,947.39

Finding the Fourth Proportional to 26,646,705.47, 39,964,079.60 and 12,255,947.39

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Solution

The fourth proportional to 26,646,705.47, 39,964,079.60 and 12,255,947.39 is: 18,381,171.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,646,705.47 : 39,964,079.60 = 12,255,947.39 : x
  2. Step 2: Convert to fraction form
    26,646,705.47/39,964,079.60 = 12,255,947.39/x
  3. Step 3: Cross multiply
    26,646,705.47x = 39,964,079.60 × 12,255,947.39
  4. Step 4: Simplify right side
    26,646,705.47x = 489,797,657,151,962.56
  5. Step 5: Solve for x
    x = 489,797,657,151,962.56/26,646,705.47
  6. Step 6: Final answer
    x = 18,381,171.27

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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.