Home / 36,652,235.40-54,942,194.70-20,485,931.40

Finding the Fourth Proportional to 36,652,235.40, 54,942,194.70 and 20,485,931.40

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Solution

The fourth proportional to 36,652,235.40, 54,942,194.70 and 20,485,931.40 is: 30,708,687.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,652,235.40 : 54,942,194.70 = 20,485,931.40 : x
  2. Step 2: Convert to fraction form
    36,652,235.40/54,942,194.70 = 20,485,931.40/x
  3. Step 3: Cross multiply
    36,652,235.40x = 54,942,194.70 × 20,485,931.40
  4. Step 4: Simplify right side
    36,652,235.40x = 1,125,542,031,589,643.50
  5. Step 5: Solve for x
    x = 1,125,542,031,589,643.50/36,652,235.40
  6. Step 6: Final answer
    x = 30,708,687.19

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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.