Home / 12,656,911.10-18,986,252.38-6,265,447.34

Finding the Fourth Proportional to 12,656,911.10, 18,986,252.38 and 6,265,447.34

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Solution

The fourth proportional to 12,656,911.10, 18,986,252.38 and 6,265,447.34 is: 9,398,609.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,656,911.10 : 18,986,252.38 = 6,265,447.34 : x
  2. Step 2: Convert to fraction form
    12,656,911.10/18,986,252.38 = 6,265,447.34/x
  3. Step 3: Cross multiply
    12,656,911.10x = 18,986,252.38 × 6,265,447.34
  4. Step 4: Simplify right side
    12,656,911.10x = 118,957,364,360,244.80
  5. Step 5: Solve for x
    x = 118,957,364,360,244.80/12,656,911.10
  6. Step 6: Final answer
    x = 9,398,609.46

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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.