Home / 22,966,965.32-31,695,129.94-13,179,199.92

Finding the Fourth Proportional to 22,966,965.32, 31,695,129.94 and 13,179,199.92

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Solution

The fourth proportional to 22,966,965.32, 31,695,129.94 and 13,179,199.92 is: 18,187,707.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,966,965.32 : 31,695,129.94 = 13,179,199.92 : x
  2. Step 2: Convert to fraction form
    22,966,965.32/31,695,129.94 = 13,179,199.92/x
  3. Step 3: Cross multiply
    22,966,965.32x = 31,695,129.94 × 13,179,199.92
  4. Step 4: Simplify right side
    22,966,965.32x = 417,716,453,969,637.62
  5. Step 5: Solve for x
    x = 417,716,453,969,637.62/22,966,965.32
  6. Step 6: Final answer
    x = 18,187,707.79

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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.