Home / 39,476,721.80-59,204,585.10-12,182,961.80

Finding the Fourth Proportional to 39,476,721.80, 59,204,585.10 and 12,182,961.80

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Solution

The fourth proportional to 39,476,721.80, 59,204,585.10 and 12,182,961.80 is: 18,271,203.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,476,721.80 : 59,204,585.10 = 12,182,961.80 : x
  2. Step 2: Convert to fraction form
    39,476,721.80/59,204,585.10 = 12,182,961.80/x
  3. Step 3: Cross multiply
    39,476,721.80x = 59,204,585.10 × 12,182,961.80
  4. Step 4: Simplify right side
    39,476,721.80x = 721,287,198,658,149.25
  5. Step 5: Solve for x
    x = 721,287,198,658,149.25/39,476,721.80
  6. Step 6: Final answer
    x = 18,271,203.02

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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.