Home / 28,083,610.80-42,125,416.20-11,044,839.60

Finding the Fourth Proportional to 28,083,610.80, 42,125,416.20 and 11,044,839.60

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Solution

The fourth proportional to 28,083,610.80, 42,125,416.20 and 11,044,839.60 is: 16,567,259.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,083,610.80 : 42,125,416.20 = 11,044,839.60 : x
  2. Step 2: Convert to fraction form
    28,083,610.80/42,125,416.20 = 11,044,839.60/x
  3. Step 3: Cross multiply
    28,083,610.80x = 42,125,416.20 × 11,044,839.60
  4. Step 4: Simplify right side
    28,083,610.80x = 465,268,465,012,241.56
  5. Step 5: Solve for x
    x = 465,268,465,012,241.56/28,083,610.80
  6. Step 6: Final answer
    x = 16,567,259.40

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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.