Home / 23,163,036.11-31,964,892.40-12,849,759.20

Finding the Fourth Proportional to 23,163,036.11, 31,964,892.40 and 12,849,759.20

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Solution

The fourth proportional to 23,163,036.11, 31,964,892.40 and 12,849,759.20 is: 17,732,613.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,163,036.11 : 31,964,892.40 = 12,849,759.20 : x
  2. Step 2: Convert to fraction form
    23,163,036.11/31,964,892.40 = 12,849,759.20/x
  3. Step 3: Cross multiply
    23,163,036.11x = 31,964,892.40 × 12,849,759.20
  4. Step 4: Simplify right side
    23,163,036.11x = 410,741,170,193,910.06
  5. Step 5: Solve for x
    x = 410,741,170,193,910.06/23,163,036.11
  6. Step 6: Final answer
    x = 17,732,613.65

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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.