Home / 8,344,182.46-12,493,848.96-5,295,039.78

Finding the Fourth Proportional to 8,344,182.46, 12,493,848.96 and 5,295,039.78

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Solution

The fourth proportional to 8,344,182.46, 12,493,848.96 and 5,295,039.78 is: 7,928,329.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,344,182.46 : 12,493,848.96 = 5,295,039.78 : x
  2. Step 2: Convert to fraction form
    8,344,182.46/12,493,848.96 = 5,295,039.78/x
  3. Step 3: Cross multiply
    8,344,182.46x = 12,493,848.96 × 5,295,039.78
  4. Step 4: Simplify right side
    8,344,182.46x = 66,155,427,248,511.64
  5. Step 5: Solve for x
    x = 66,155,427,248,511.64/8,344,182.46
  6. Step 6: Final answer
    x = 7,928,329.42

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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.