Home / 26,646,719.16-39,964,100.10-12,255,961.08

Finding the Fourth Proportional to 26,646,719.16, 39,964,100.10 and 12,255,961.08

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Solution

The fourth proportional to 26,646,719.16, 39,964,100.10 and 12,255,961.08 is: 18,381,191.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,646,719.16 : 39,964,100.10 = 12,255,961.08 : x
  2. Step 2: Convert to fraction form
    26,646,719.16/39,964,100.10 = 12,255,961.08/x
  3. Step 3: Cross multiply
    26,646,719.16x = 39,964,100.10 × 12,255,961.08
  4. Step 4: Simplify right side
    26,646,719.16x = 489,798,455,422,824.12
  5. Step 5: Solve for x
    x = 489,798,455,422,824.12/26,646,719.16
  6. Step 6: Final answer
    x = 18,381,191.79

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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.