Home / 15,070,488.90-20,794,751.97-8,876,768.82

Finding the Fourth Proportional to 15,070,488.90, 20,794,751.97 and 8,876,768.82

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Solution

The fourth proportional to 15,070,488.90, 20,794,751.97 and 8,876,768.82 is: 12,248,455.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,070,488.90 : 20,794,751.97 = 8,876,768.82 : x
  2. Step 2: Convert to fraction form
    15,070,488.90/20,794,751.97 = 8,876,768.82/x
  3. Step 3: Cross multiply
    15,070,488.90x = 20,794,751.97 × 8,876,768.82
  4. Step 4: Simplify right side
    15,070,488.90x = 184,590,205,906,929.56
  5. Step 5: Solve for x
    x = 184,590,205,906,929.56/15,070,488.90
  6. Step 6: Final answer
    x = 12,248,455.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.