Home / 11,931,638.98-16,465,198.27-7,293,190.38

Finding the Fourth Proportional to 11,931,638.98, 16,465,198.27 and 7,293,190.38

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Solution

The fourth proportional to 11,931,638.98, 16,465,198.27 and 7,293,190.38 is: 10,064,319.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,931,638.98 : 16,465,198.27 = 7,293,190.38 : x
  2. Step 2: Convert to fraction form
    11,931,638.98/16,465,198.27 = 7,293,190.38/x
  3. Step 3: Cross multiply
    11,931,638.98x = 16,465,198.27 × 7,293,190.38
  4. Step 4: Simplify right side
    11,931,638.98x = 120,083,825,627,556.64
  5. Step 5: Solve for x
    x = 120,083,825,627,556.64/11,931,638.98
  6. Step 6: Final answer
    x = 10,064,319.40

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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.