Home / 23,305,019.19-32,161,064.28-13,521,288.79

Finding the Fourth Proportional to 23,305,019.19, 32,161,064.28 and 13,521,288.79

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Solution

The fourth proportional to 23,305,019.19, 32,161,064.28 and 13,521,288.79 is: 18,659,458.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,305,019.19 : 32,161,064.28 = 13,521,288.79 : x
  2. Step 2: Convert to fraction form
    23,305,019.19/32,161,064.28 = 13,521,288.79/x
  3. Step 3: Cross multiply
    23,305,019.19x = 32,161,064.28 × 13,521,288.79
  4. Step 4: Simplify right side
    23,305,019.19x = 434,859,037,913,129.94
  5. Step 5: Solve for x
    x = 434,859,037,913,129.94/23,305,019.19
  6. Step 6: Final answer
    x = 18,659,458.48

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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.