Home / 7,295,756.78-10,943,613.30-5,127,856.58

Finding the Fourth Proportional to 7,295,756.78, 10,943,613.30 and 5,127,856.58

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Solution

The fourth proportional to 7,295,756.78, 10,943,613.30 and 5,127,856.58 is: 7,691,769.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,295,756.78 : 10,943,613.30 = 5,127,856.58 : x
  2. Step 2: Convert to fraction form
    7,295,756.78/10,943,613.30 = 5,127,856.58/x
  3. Step 3: Cross multiply
    7,295,756.78x = 10,943,613.30 × 5,127,856.58
  4. Step 4: Simplify right side
    7,295,756.78x = 56,117,279,469,380.52
  5. Step 5: Solve for x
    x = 56,117,279,469,380.52/7,295,756.78
  6. Step 6: Final answer
    x = 7,691,769.50

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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.