Home / 18,372,925.62-25,353,672.57-10,111,408.92

Finding the Fourth Proportional to 18,372,925.62, 25,353,672.57 and 10,111,408.92

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Solution

The fourth proportional to 18,372,925.62, 25,353,672.57 and 10,111,408.92 is: 13,953,213.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,372,925.62 : 25,353,672.57 = 10,111,408.92 : x
  2. Step 2: Convert to fraction form
    18,372,925.62/25,353,672.57 = 10,111,408.92/x
  3. Step 3: Cross multiply
    18,372,925.62x = 25,353,672.57 × 10,111,408.92
  4. Step 4: Simplify right side
    18,372,925.62x = 256,361,350,979,057.31
  5. Step 5: Solve for x
    x = 256,361,350,979,057.31/18,372,925.62
  6. Step 6: Final answer
    x = 13,953,213.35

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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.