Home / 18,587,822.22-27,892,655.51-7,804,293.84

Finding the Fourth Proportional to 18,587,822.22, 27,892,655.51 and 7,804,293.84

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Solution

The fourth proportional to 18,587,822.22, 27,892,655.51 and 7,804,293.84 is: 11,711,026.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,587,822.22 : 27,892,655.51 = 7,804,293.84 : x
  2. Step 2: Convert to fraction form
    18,587,822.22/27,892,655.51 = 7,804,293.84/x
  3. Step 3: Cross multiply
    18,587,822.22x = 27,892,655.51 × 7,804,293.84
  4. Step 4: Simplify right side
    18,587,822.22x = 217,682,479,538,913.56
  5. Step 5: Solve for x
    x = 217,682,479,538,913.56/18,587,822.22
  6. Step 6: Final answer
    x = 11,711,026.55

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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.