Home / 12,132,860.76-16,743,445.80-6,700,352.76

Finding the Fourth Proportional to 12,132,860.76, 16,743,445.80 and 6,700,352.76

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Solution

The fourth proportional to 12,132,860.76, 16,743,445.80 and 6,700,352.76 is: 9,246,540.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,132,860.76 : 16,743,445.80 = 6,700,352.76 : x
  2. Step 2: Convert to fraction form
    12,132,860.76/16,743,445.80 = 6,700,352.76/x
  3. Step 3: Cross multiply
    12,132,860.76x = 16,743,445.80 × 6,700,352.76
  4. Step 4: Simplify right side
    12,132,860.76x = 112,186,993,277,940.41
  5. Step 5: Solve for x
    x = 112,186,993,277,940.41/12,132,860.76
  6. Step 6: Final answer
    x = 9,246,540.90

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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.