Home / 16,668,906.80-25,003,360.20-10,258,372.40

Finding the Fourth Proportional to 16,668,906.80, 25,003,360.20 and 10,258,372.40

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Solution

The fourth proportional to 16,668,906.80, 25,003,360.20 and 10,258,372.40 is: 15,387,558.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,668,906.80 : 25,003,360.20 = 10,258,372.40 : x
  2. Step 2: Convert to fraction form
    16,668,906.80/25,003,360.20 = 10,258,372.40/x
  3. Step 3: Cross multiply
    16,668,906.80x = 25,003,360.20 × 10,258,372.40
  4. Step 4: Simplify right side
    16,668,906.80x = 256,493,780,182,938.47
  5. Step 5: Solve for x
    x = 256,493,780,182,938.47/16,668,906.80
  6. Step 6: Final answer
    x = 15,387,558.60

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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.