Home / 20,338,090.53-30,507,384.10-5,961,449.02

Finding the Fourth Proportional to 20,338,090.53, 30,507,384.10 and 5,961,449.02

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Solution

The fourth proportional to 20,338,090.53, 30,507,384.10 and 5,961,449.02 is: 8,942,246.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,338,090.53 : 30,507,384.10 = 5,961,449.02 : x
  2. Step 2: Convert to fraction form
    20,338,090.53/30,507,384.10 = 5,961,449.02/x
  3. Step 3: Cross multiply
    20,338,090.53x = 30,507,384.10 × 5,961,449.02
  4. Step 4: Simplify right side
    20,338,090.53x = 181,868,215,045,708.56
  5. Step 5: Solve for x
    x = 181,868,215,045,708.56/20,338,090.53
  6. Step 6: Final answer
    x = 8,942,246.31

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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.