Home / 11,707,967.17-17,561,852.23-9,151,332.58

Finding the Fourth Proportional to 11,707,967.17, 17,561,852.23 and 9,151,332.58

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Solution

The fourth proportional to 11,707,967.17, 17,561,852.23 and 9,151,332.58 is: 13,726,921.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,707,967.17 : 17,561,852.23 = 9,151,332.58 : x
  2. Step 2: Convert to fraction form
    11,707,967.17/17,561,852.23 = 9,151,332.58/x
  3. Step 3: Cross multiply
    11,707,967.17x = 17,561,852.23 × 9,151,332.58
  4. Step 4: Simplify right side
    11,707,967.17x = 160,714,350,477,544.66
  5. Step 5: Solve for x
    x = 160,714,350,477,544.66/11,707,967.17
  6. Step 6: Final answer
    x = 13,726,921.86

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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.