Home / 22,144,811.70-33,217,217.55-20,391,056.40

Finding the Fourth Proportional to 22,144,811.70, 33,217,217.55 and 20,391,056.40

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Solution

The fourth proportional to 22,144,811.70, 33,217,217.55 and 20,391,056.40 is: 30,586,584.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,144,811.70 : 33,217,217.55 = 20,391,056.40 : x
  2. Step 2: Convert to fraction form
    22,144,811.70/33,217,217.55 = 20,391,056.40/x
  3. Step 3: Cross multiply
    22,144,811.70x = 33,217,217.55 × 20,391,056.40
  4. Step 4: Simplify right side
    22,144,811.70x = 677,334,156,513,119.75
  5. Step 5: Solve for x
    x = 677,334,156,513,119.75/22,144,811.70
  6. Step 6: Final answer
    x = 30,586,584.60

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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.