Home / 12,995,235-17,893,368.18-11,542,406.04

Finding the Fourth Proportional to 12,995,235, 17,893,368.18 and 11,542,406.04

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Solution

The fourth proportional to 12,995,235, 17,893,368.18 and 11,542,406.04 is: 15,892,942.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,995,235 : 17,893,368.18 = 11,542,406.04 : x
  2. Step 2: Convert to fraction form
    12,995,235/17,893,368.18 = 11,542,406.04/x
  3. Step 3: Cross multiply
    12,995,235x = 17,893,368.18 × 11,542,406.04
  4. Step 4: Simplify right side
    12,995,235x = 206,532,520,956,775.78
  5. Step 5: Solve for x
    x = 206,532,520,956,775.78/12,995,235
  6. Step 6: Final answer
    x = 15,892,942.37

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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.