Home / 13,001,170.20-17,941,905.23-7,419,305.56

Finding the Fourth Proportional to 13,001,170.20, 17,941,905.23 and 7,419,305.56

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Solution

The fourth proportional to 13,001,170.20, 17,941,905.23 and 7,419,305.56 is: 10,238,807.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,001,170.20 : 17,941,905.23 = 7,419,305.56 : x
  2. Step 2: Convert to fraction form
    13,001,170.20/17,941,905.23 = 7,419,305.56/x
  3. Step 3: Cross multiply
    13,001,170.20x = 17,941,905.23 × 7,419,305.56
  4. Step 4: Simplify right side
    13,001,170.20x = 133,116,477,229,932.08
  5. Step 5: Solve for x
    x = 133,116,477,229,932.08/13,001,170.20
  6. Step 6: Final answer
    x = 10,238,807.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.