Home / 23,653,816.72-32,642,206.06-13,199,721.62

Finding the Fourth Proportional to 23,653,816.72, 32,642,206.06 and 13,199,721.62

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Solution

The fourth proportional to 23,653,816.72, 32,642,206.06 and 13,199,721.62 is: 18,215,581.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,653,816.72 : 32,642,206.06 = 13,199,721.62 : x
  2. Step 2: Convert to fraction form
    23,653,816.72/32,642,206.06 = 13,199,721.62/x
  3. Step 3: Cross multiply
    23,653,816.72x = 32,642,206.06 × 13,199,721.62
  4. Step 4: Simplify right side
    23,653,816.72x = 430,868,032,825,467.38
  5. Step 5: Solve for x
    x = 430,868,032,825,467.38/23,653,816.72
  6. Step 6: Final answer
    x = 18,215,581.78

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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.