Home / 6,387,076.80-9,580,615.20-4,231,569.60

Finding the Fourth Proportional to 6,387,076.80, 9,580,615.20 and 4,231,569.60

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Solution

The fourth proportional to 6,387,076.80, 9,580,615.20 and 4,231,569.60 is: 6,347,354.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,387,076.80 : 9,580,615.20 = 4,231,569.60 : x
  2. Step 2: Convert to fraction form
    6,387,076.80/9,580,615.20 = 4,231,569.60/x
  3. Step 3: Cross multiply
    6,387,076.80x = 9,580,615.20 × 4,231,569.60
  4. Step 4: Simplify right side
    6,387,076.80x = 40,541,040,029,617.91
  5. Step 5: Solve for x
    x = 40,541,040,029,617.91/6,387,076.80
  6. Step 6: Final answer
    x = 6,347,354.40

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1.5x scale

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.