Home / 12,086,265.08-18,118,460.86-4,408,109.77

Finding the Fourth Proportional to 12,086,265.08, 18,118,460.86 and 4,408,109.77

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Solution

The fourth proportional to 12,086,265.08, 18,118,460.86 and 4,408,109.77 is: 6,608,175.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,086,265.08 : 18,118,460.86 = 4,408,109.77 : x
  2. Step 2: Convert to fraction form
    12,086,265.08/18,118,460.86 = 4,408,109.77/x
  3. Step 3: Cross multiply
    12,086,265.08x = 18,118,460.86 × 4,408,109.77
  4. Step 4: Simplify right side
    12,086,265.08x = 79,868,164,311,132.70
  5. Step 5: Solve for x
    x = 79,868,164,311,132.70/12,086,265.08
  6. Step 6: Final answer
    x = 6,608,175.79

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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.