Home / 37,179,344.40-55,769,016.60-28,570,000.20

Finding the Fourth Proportional to 37,179,344.40, 55,769,016.60 and 28,570,000.20

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Solution

The fourth proportional to 37,179,344.40, 55,769,016.60 and 28,570,000.20 is: 42,855,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,179,344.40 : 55,769,016.60 = 28,570,000.20 : x
  2. Step 2: Convert to fraction form
    37,179,344.40/55,769,016.60 = 28,570,000.20/x
  3. Step 3: Cross multiply
    37,179,344.40x = 55,769,016.60 × 28,570,000.20
  4. Step 4: Simplify right side
    37,179,344.40x = 1,593,320,815,415,803.25
  5. Step 5: Solve for x
    x = 1,593,320,815,415,803.25/37,179,344.40
  6. Step 6: Final answer
    x = 42,855,000.30

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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.