Home / 5,427,435.85-8,130,511.28-3,148,171.79

Finding the Fourth Proportional to 5,427,435.85, 8,130,511.28 and 3,148,171.79

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Solution

The fourth proportional to 5,427,435.85, 8,130,511.28 and 3,148,171.79 is: 4,716,084.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427,435.85 : 8,130,511.28 = 3,148,171.79 : x
  2. Step 2: Convert to fraction form
    5,427,435.85/8,130,511.28 = 3,148,171.79/x
  3. Step 3: Cross multiply
    5,427,435.85x = 8,130,511.28 × 3,148,171.79
  4. Step 4: Simplify right side
    5,427,435.85x = 25,596,246,217,190.66
  5. Step 5: Solve for x
    x = 25,596,246,217,190.66/5,427,435.85
  6. Step 6: Final answer
    x = 4,716,084.53

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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.