Home / 13,877,170.77-19,150,646.36-7,682,320.11

Finding the Fourth Proportional to 13,877,170.77, 19,150,646.36 and 7,682,320.11

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Solution

The fourth proportional to 13,877,170.77, 19,150,646.36 and 7,682,320.11 is: 10,601,685.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,877,170.77 : 19,150,646.36 = 7,682,320.11 : x
  2. Step 2: Convert to fraction form
    13,877,170.77/19,150,646.36 = 7,682,320.11/x
  3. Step 3: Cross multiply
    13,877,170.77x = 19,150,646.36 × 7,682,320.11
  4. Step 4: Simplify right side
    13,877,170.77x = 147,121,395,612,514.72
  5. Step 5: Solve for x
    x = 147,121,395,612,514.72/13,877,170.77
  6. Step 6: Final answer
    x = 10,601,685.17

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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.