Home / 14,338,843.80-21,508,265.70-13,144,450.20

Finding the Fourth Proportional to 14,338,843.80, 21,508,265.70 and 13,144,450.20

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Solution

The fourth proportional to 14,338,843.80, 21,508,265.70 and 13,144,450.20 is: 19,716,675.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,338,843.80 : 21,508,265.70 = 13,144,450.20 : x
  2. Step 2: Convert to fraction form
    14,338,843.80/21,508,265.70 = 13,144,450.20/x
  3. Step 3: Cross multiply
    14,338,843.80x = 21,508,265.70 × 13,144,450.20
  4. Step 4: Simplify right side
    14,338,843.80x = 282,714,327,382,018.12
  5. Step 5: Solve for x
    x = 282,714,327,382,018.12/14,338,843.80
  6. Step 6: Final answer
    x = 19,716,675.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.