Home / 19,864,039.52-29,791,335.08-5,486,788.96

Finding the Fourth Proportional to 19,864,039.52, 29,791,335.08 and 5,486,788.96

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Solution

The fourth proportional to 19,864,039.52, 29,791,335.08 and 5,486,788.96 is: 8,228,878.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,864,039.52 : 29,791,335.08 = 5,486,788.96 : x
  2. Step 2: Convert to fraction form
    19,864,039.52/29,791,335.08 = 5,486,788.96/x
  3. Step 3: Cross multiply
    19,864,039.52x = 29,791,335.08 × 5,486,788.96
  4. Step 4: Simplify right side
    19,864,039.52x = 163,458,768,420,604.72
  5. Step 5: Solve for x
    x = 163,458,768,420,604.72/19,864,039.52
  6. Step 6: Final answer
    x = 8,228,878.53

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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.