Home / 48,408,046.80-72,612,070.20-18,111,973.20

Finding the Fourth Proportional to 48,408,046.80, 72,612,070.20 and 18,111,973.20

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Solution

The fourth proportional to 48,408,046.80, 72,612,070.20 and 18,111,973.20 is: 27,167,959.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,408,046.80 : 72,612,070.20 = 18,111,973.20 : x
  2. Step 2: Convert to fraction form
    48,408,046.80/72,612,070.20 = 18,111,973.20/x
  3. Step 3: Cross multiply
    48,408,046.80x = 72,612,070.20 × 18,111,973.20
  4. Step 4: Simplify right side
    48,408,046.80x = 1,315,147,869,458,918.75
  5. Step 5: Solve for x
    x = 1,315,147,869,458,918.75/48,408,046.80
  6. Step 6: Final answer
    x = 27,167,959.80

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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.