Home / 18,373,633.47-25,358,028.63-10,536,212.79

Finding the Fourth Proportional to 18,373,633.47, 25,358,028.63 and 10,536,212.79

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Solution

The fourth proportional to 18,373,633.47, 25,358,028.63 and 10,536,212.79 is: 14,541,358.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,373,633.47 : 25,358,028.63 = 10,536,212.79 : x
  2. Step 2: Convert to fraction form
    18,373,633.47/25,358,028.63 = 10,536,212.79/x
  3. Step 3: Cross multiply
    18,373,633.47x = 25,358,028.63 × 10,536,212.79
  4. Step 4: Simplify right side
    18,373,633.47x = 267,177,585,580,592.16
  5. Step 5: Solve for x
    x = 267,177,585,580,592.16/18,373,633.47
  6. Step 6: Final answer
    x = 14,541,358.19

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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.