Home / 12,843,037.70-19,264,556.55-5,266,103.30

Finding the Fourth Proportional to 12,843,037.70, 19,264,556.55 and 5,266,103.30

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Solution

The fourth proportional to 12,843,037.70, 19,264,556.55 and 5,266,103.30 is: 7,899,154.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,843,037.70 : 19,264,556.55 = 5,266,103.30 : x
  2. Step 2: Convert to fraction form
    12,843,037.70/19,264,556.55 = 5,266,103.30/x
  3. Step 3: Cross multiply
    12,843,037.70x = 19,264,556.55 × 5,266,103.30
  4. Step 4: Simplify right side
    12,843,037.70x = 101,449,144,820,991.61
  5. Step 5: Solve for x
    x = 101,449,144,820,991.61/12,843,037.70
  6. Step 6: Final answer
    x = 7,899,154.95

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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.