Home / 20,215,564.88-30,318,882.36-5,835,507.92

Finding the Fourth Proportional to 20,215,564.88, 30,318,882.36 and 5,835,507.92

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Solution

The fourth proportional to 20,215,564.88, 30,318,882.36 and 5,835,507.92 is: 8,751,973.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,215,564.88 : 30,318,882.36 = 5,835,507.92 : x
  2. Step 2: Convert to fraction form
    20,215,564.88/30,318,882.36 = 5,835,507.92/x
  3. Step 3: Cross multiply
    20,215,564.88x = 30,318,882.36 × 5,835,507.92
  4. Step 4: Simplify right side
    20,215,564.88x = 176,926,078,137,328.28
  5. Step 5: Solve for x
    x = 176,926,078,137,328.28/20,215,564.88
  6. Step 6: Final answer
    x = 8,751,973.01

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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.