Home / 12,358,301.76-18,538,223.39-3,260,408.08

Finding the Fourth Proportional to 12,358,301.76, 18,538,223.39 and 3,260,408.08

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Solution

The fourth proportional to 12,358,301.76, 18,538,223.39 and 3,260,408.08 is: 4,890,815.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,358,301.76 : 18,538,223.39 = 3,260,408.08 : x
  2. Step 2: Convert to fraction form
    12,358,301.76/18,538,223.39 = 3,260,408.08/x
  3. Step 3: Cross multiply
    12,358,301.76x = 18,538,223.39 × 3,260,408.08
  4. Step 4: Simplify right side
    12,358,301.76x = 60,442,173,275,552.73
  5. Step 5: Solve for x
    x = 60,442,173,275,552.73/12,358,301.76
  6. Step 6: Final answer
    x = 4,890,815.46

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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.