Home / 47,360,236.80-71,009,251.20-18,589,036.80

Finding the Fourth Proportional to 47,360,236.80, 71,009,251.20 and 18,589,036.80

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Solution

The fourth proportional to 47,360,236.80, 71,009,251.20 and 18,589,036.80 is: 27,871,346.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,360,236.80 : 71,009,251.20 = 18,589,036.80 : x
  2. Step 2: Convert to fraction form
    47,360,236.80/71,009,251.20 = 18,589,036.80/x
  3. Step 3: Cross multiply
    47,360,236.80x = 71,009,251.20 × 18,589,036.80
  4. Step 4: Simplify right side
    47,360,236.80x = 1,319,993,583,697,244.25
  5. Step 5: Solve for x
    x = 1,319,993,583,697,244.25/47,360,236.80
  6. Step 6: Final answer
    x = 27,871,346.79

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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.