Home / 8,277,338.61-12,417,876.68-2,520,587.25

Finding the Fourth Proportional to 8,277,338.61, 12,417,876.68 and 2,520,587.25

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Solution

The fourth proportional to 8,277,338.61, 12,417,876.68 and 2,520,587.25 is: 3,781,449.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,277,338.61 : 12,417,876.68 = 2,520,587.25 : x
  2. Step 2: Convert to fraction form
    8,277,338.61/12,417,876.68 = 2,520,587.25/x
  3. Step 3: Cross multiply
    8,277,338.61x = 12,417,876.68 × 2,520,587.25
  4. Step 4: Simplify right side
    8,277,338.61x = 31,300,341,619,077.39
  5. Step 5: Solve for x
    x = 31,300,341,619,077.39/8,277,338.61
  6. Step 6: Final answer
    x = 3,781,449.94

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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.