Home / 8,426,149.90-11,627,424.59-5,162,520.90

Finding the Fourth Proportional to 8,426,149.90, 11,627,424.59 and 5,162,520.90

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Solution

The fourth proportional to 8,426,149.90, 11,627,424.59 and 5,162,520.90 is: 7,123,873.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,426,149.90 : 11,627,424.59 = 5,162,520.90 : x
  2. Step 2: Convert to fraction form
    8,426,149.90/11,627,424.59 = 5,162,520.90/x
  3. Step 3: Cross multiply
    8,426,149.90x = 11,627,424.59 × 5,162,520.90
  4. Step 4: Simplify right side
    8,426,149.90x = 60,026,822,442,886.66
  5. Step 5: Solve for x
    x = 60,026,822,442,886.66/8,426,149.90
  6. Step 6: Final answer
    x = 7,123,873.08

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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.