Home / 20,043,778.05-30,065,667.08-14,941,944.45

Finding the Fourth Proportional to 20,043,778.05, 30,065,667.08 and 14,941,944.45

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Solution

The fourth proportional to 20,043,778.05, 30,065,667.08 and 14,941,944.45 is: 22,412,916.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,043,778.05 : 30,065,667.08 = 14,941,944.45 : x
  2. Step 2: Convert to fraction form
    20,043,778.05/30,065,667.08 = 14,941,944.45/x
  3. Step 3: Cross multiply
    20,043,778.05x = 30,065,667.08 × 14,941,944.45
  4. Step 4: Simplify right side
    20,043,778.05x = 449,239,527,286,843.94
  5. Step 5: Solve for x
    x = 449,239,527,286,843.94/20,043,778.05
  6. Step 6: Final answer
    x = 22,412,916.68

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Double scale
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Similar ratio
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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.