Home / 8,682,729-11,982,166.02-4,815,842.28

Finding the Fourth Proportional to 8,682,729, 11,982,166.02 and 4,815,842.28

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Solution

The fourth proportional to 8,682,729, 11,982,166.02 and 4,815,842.28 is: 6,645,862.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,682,729 : 11,982,166.02 = 4,815,842.28 : x
  2. Step 2: Convert to fraction form
    8,682,729/11,982,166.02 = 4,815,842.28/x
  3. Step 3: Cross multiply
    8,682,729x = 11,982,166.02 × 4,815,842.28
  4. Step 4: Simplify right side
    8,682,729x = 57,704,221,725,095.33
  5. Step 5: Solve for x
    x = 57,704,221,725,095.33/8,682,729
  6. Step 6: Final answer
    x = 6,645,862.35

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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.