Home / 36,203,935.60-54,305,903.40-20,898,434.80

Finding the Fourth Proportional to 36,203,935.60, 54,305,903.40 and 20,898,434.80

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Solution

The fourth proportional to 36,203,935.60, 54,305,903.40 and 20,898,434.80 is: 31,347,652.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,203,935.60 : 54,305,903.40 = 20,898,434.80 : x
  2. Step 2: Convert to fraction form
    36,203,935.60/54,305,903.40 = 20,898,434.80/x
  3. Step 3: Cross multiply
    36,203,935.60x = 54,305,903.40 × 20,898,434.80
  4. Step 4: Simplify right side
    36,203,935.60x = 1,134,908,381,459,998.25
  5. Step 5: Solve for x
    x = 1,134,908,381,459,998.25/36,203,935.60
  6. Step 6: Final answer
    x = 31,347,652.20

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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.