Home / 10,347,771.80-15,521,657.70-10,135,195.40

Finding the Fourth Proportional to 10,347,771.80, 15,521,657.70 and 10,135,195.40

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Solution

The fourth proportional to 10,347,771.80, 15,521,657.70 and 10,135,195.40 is: 15,202,793.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,347,771.80 : 15,521,657.70 = 10,135,195.40 : x
  2. Step 2: Convert to fraction form
    10,347,771.80/15,521,657.70 = 10,135,195.40/x
  3. Step 3: Cross multiply
    10,347,771.80x = 15,521,657.70 × 10,135,195.40
  4. Step 4: Simplify right side
    10,347,771.80x = 157,315,033,721,414.59
  5. Step 5: Solve for x
    x = 157,315,033,721,414.59/10,347,771.80
  6. Step 6: Final answer
    x = 15,202,793.10

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1.5x scale

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.