Home / 37,179,346.40-55,769,019.60-28,570,002.20

Finding the Fourth Proportional to 37,179,346.40, 55,769,019.60 and 28,570,002.20

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Solution

The fourth proportional to 37,179,346.40, 55,769,019.60 and 28,570,002.20 is: 42,855,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,179,346.40 : 55,769,019.60 = 28,570,002.20 : x
  2. Step 2: Convert to fraction form
    37,179,346.40/55,769,019.60 = 28,570,002.20/x
  3. Step 3: Cross multiply
    37,179,346.40x = 55,769,019.60 × 28,570,002.20
  4. Step 4: Simplify right side
    37,179,346.40x = 1,593,321,012,663,843
  5. Step 5: Solve for x
    x = 1,593,321,012,663,843/37,179,346.40
  6. Step 6: Final answer
    x = 42,855,003.30

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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.