Home / 20,130,700.44-30,193,789.37-5,559,691.40

Finding the Fourth Proportional to 20,130,700.44, 30,193,789.37 and 5,559,691.40

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Solution

The fourth proportional to 20,130,700.44, 30,193,789.37 and 5,559,691.40 is: 8,338,912.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,130,700.44 : 30,193,789.37 = 5,559,691.40 : x
  2. Step 2: Convert to fraction form
    20,130,700.44/30,193,789.37 = 5,559,691.40/x
  3. Step 3: Cross multiply
    20,130,700.44x = 30,193,789.37 × 5,559,691.40
  4. Step 4: Simplify right side
    20,130,700.44x = 167,868,151,028,259.72
  5. Step 5: Solve for x
    x = 167,868,151,028,259.72/20,130,700.44
  6. Step 6: Final answer
    x = 8,338,912.58

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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.