Home / 20,338,090.40-30,507,383.92-5,961,448.90

Finding the Fourth Proportional to 20,338,090.40, 30,507,383.92 and 5,961,448.90

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Solution

The fourth proportional to 20,338,090.40, 30,507,383.92 and 5,961,448.90 is: 8,942,246.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,338,090.40 : 30,507,383.92 = 5,961,448.90 : x
  2. Step 2: Convert to fraction form
    20,338,090.40/30,507,383.92 = 5,961,448.90/x
  3. Step 3: Cross multiply
    20,338,090.40x = 30,507,383.92 × 5,961,448.90
  4. Step 4: Simplify right side
    20,338,090.40x = 181,868,210,311,761.72
  5. Step 5: Solve for x
    x = 181,868,210,311,761.72/20,338,090.40
  6. Step 6: Final answer
    x = 8,942,246.14

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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.