Home / 12,070,131.38-16,656,274.40-6,843,491.18

Finding the Fourth Proportional to 12,070,131.38, 16,656,274.40 and 6,843,491.18

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Solution

The fourth proportional to 12,070,131.38, 16,656,274.40 and 6,843,491.18 is: 9,443,730.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,070,131.38 : 16,656,274.40 = 6,843,491.18 : x
  2. Step 2: Convert to fraction form
    12,070,131.38/16,656,274.40 = 6,843,491.18/x
  3. Step 3: Cross multiply
    12,070,131.38x = 16,656,274.40 × 6,843,491.18
  4. Step 4: Simplify right side
    12,070,131.38x = 113,987,066,948,059.80
  5. Step 5: Solve for x
    x = 113,987,066,948,059.80/12,070,131.38
  6. Step 6: Final answer
    x = 9,443,730.43

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1.5x scale

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.