Home / 5,427,829.80-8,129,934.90-3,294,192.60

Finding the Fourth Proportional to 5,427,829.80, 8,129,934.90 and 3,294,192.60

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Solution

The fourth proportional to 5,427,829.80, 8,129,934.90 and 3,294,192.60 is: 4,934,121.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427,829.80 : 8,129,934.90 = 3,294,192.60 : x
  2. Step 2: Convert to fraction form
    5,427,829.80/8,129,934.90 = 3,294,192.60/x
  3. Step 3: Cross multiply
    5,427,829.80x = 8,129,934.90 × 3,294,192.60
  4. Step 4: Simplify right side
    5,427,829.80x = 26,781,571,386,061.74
  5. Step 5: Solve for x
    x = 26,781,571,386,061.74/5,427,829.80
  6. Step 6: Final answer
    x = 4,934,121.44

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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.