Home / 10,584,959.70-15,853,819.95-8,181,009.30

Finding the Fourth Proportional to 10,584,959.70, 15,853,819.95 and 8,181,009.30

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Solution

The fourth proportional to 10,584,959.70, 15,853,819.95 and 8,181,009.30 is: 12,253,258.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,584,959.70 : 15,853,819.95 = 8,181,009.30 : x
  2. Step 2: Convert to fraction form
    10,584,959.70/15,853,819.95 = 8,181,009.30/x
  3. Step 3: Cross multiply
    10,584,959.70x = 15,853,819.95 × 8,181,009.30
  4. Step 4: Simplify right side
    10,584,959.70x = 129,700,248,451,475.53
  5. Step 5: Solve for x
    x = 129,700,248,451,475.53/10,584,959.70
  6. Step 6: Final answer
    x = 12,253,258.60

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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.