Home / 12,703,751.68-17,531,961.60-7,271,119.36

Finding the Fourth Proportional to 12,703,751.68, 17,531,961.60 and 7,271,119.36

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Solution

The fourth proportional to 12,703,751.68, 17,531,961.60 and 7,271,119.36 is: 10,034,593.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,703,751.68 : 17,531,961.60 = 7,271,119.36 : x
  2. Step 2: Convert to fraction form
    12,703,751.68/17,531,961.60 = 7,271,119.36/x
  3. Step 3: Cross multiply
    12,703,751.68x = 17,531,961.60 × 7,271,119.36
  4. Step 4: Simplify right side
    12,703,751.68x = 127,476,985,408,536.59
  5. Step 5: Solve for x
    x = 127,476,985,408,536.59/12,703,751.68
  6. Step 6: Final answer
    x = 10,034,593.61

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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.