Home / 5,438,077.80-8,150,118.30-4,169,617.80

Finding the Fourth Proportional to 5,438,077.80, 8,150,118.30 and 4,169,617.80

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Solution

The fourth proportional to 5,438,077.80, 8,150,118.30 and 4,169,617.80 is: 6,249,060.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,438,077.80 : 8,150,118.30 = 4,169,617.80 : x
  2. Step 2: Convert to fraction form
    5,438,077.80/8,150,118.30 = 4,169,617.80/x
  3. Step 3: Cross multiply
    5,438,077.80x = 8,150,118.30 × 4,169,617.80
  4. Step 4: Simplify right side
    5,438,077.80x = 33,982,878,335,785.74
  5. Step 5: Solve for x
    x = 33,982,878,335,785.74/5,438,077.80
  6. Step 6: Final answer
    x = 6,249,060.71

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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.