Home / 18,801,469.17-28,202,203.76-12,410,226.95

Finding the Fourth Proportional to 18,801,469.17, 28,202,203.76 and 12,410,226.95

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Solution

The fourth proportional to 18,801,469.17, 28,202,203.76 and 12,410,226.95 is: 18,615,340.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,801,469.17 : 28,202,203.76 = 12,410,226.95 : x
  2. Step 2: Convert to fraction form
    18,801,469.17/28,202,203.76 = 12,410,226.95/x
  3. Step 3: Cross multiply
    18,801,469.17x = 28,202,203.76 × 12,410,226.95
  4. Step 4: Simplify right side
    18,801,469.17x = 349,995,748,948,681.19
  5. Step 5: Solve for x
    x = 349,995,748,948,681.19/18,801,469.17
  6. Step 6: Final answer
    x = 18,615,340.42

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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.