Home / 19,797,843.40-27,324,855.48-12,910,368.04

Finding the Fourth Proportional to 19,797,843.40, 27,324,855.48 and 12,910,368.04

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Solution

The fourth proportional to 19,797,843.40, 27,324,855.48 and 12,910,368.04 is: 17,818,806.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,797,843.40 : 27,324,855.48 = 12,910,368.04 : x
  2. Step 2: Convert to fraction form
    19,797,843.40/27,324,855.48 = 12,910,368.04/x
  3. Step 3: Cross multiply
    19,797,843.40x = 27,324,855.48 × 12,910,368.04
  4. Step 4: Simplify right side
    19,797,843.40x = 352,773,940,886,610.81
  5. Step 5: Solve for x
    x = 352,773,940,886,610.81/19,797,843.40
  6. Step 6: Final answer
    x = 17,818,806.51

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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.