Home / 11,707,977.88-17,561,868.24-9,151,343.32

Finding the Fourth Proportional to 11,707,977.88, 17,561,868.24 and 9,151,343.32

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Solution

The fourth proportional to 11,707,977.88, 17,561,868.24 and 9,151,343.32 is: 13,726,937.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,707,977.88 : 17,561,868.24 = 9,151,343.32 : x
  2. Step 2: Convert to fraction form
    11,707,977.88/17,561,868.24 = 9,151,343.32/x
  3. Step 3: Cross multiply
    11,707,977.88x = 17,561,868.24 × 9,151,343.32
  4. Step 4: Simplify right side
    11,707,977.88x = 160,714,685,604,844.16
  5. Step 5: Solve for x
    x = 160,714,685,604,844.16/11,707,977.88
  6. Step 6: Final answer
    x = 13,726,937.93

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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.