Home / 8,428,671.52-11,631,566.40-4,561,192.64

Finding the Fourth Proportional to 8,428,671.52, 11,631,566.40 and 4,561,192.64

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Solution

The fourth proportional to 8,428,671.52, 11,631,566.40 and 4,561,192.64 is: 6,294,445.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,428,671.52 : 11,631,566.40 = 4,561,192.64 : x
  2. Step 2: Convert to fraction form
    8,428,671.52/11,631,566.40 = 4,561,192.64/x
  3. Step 3: Cross multiply
    8,428,671.52x = 11,631,566.40 × 4,561,192.64
  4. Step 4: Simplify right side
    8,428,671.52x = 53,053,815,055,351.30
  5. Step 5: Solve for x
    x = 53,053,815,055,351.30/8,428,671.52
  6. Step 6: Final answer
    x = 6,294,445.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.