Home / 22,016,320.40-33,024,480.60-18,756,815.60

Finding the Fourth Proportional to 22,016,320.40, 33,024,480.60 and 18,756,815.60

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Solution

The fourth proportional to 22,016,320.40, 33,024,480.60 and 18,756,815.60 is: 28,135,223.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,016,320.40 : 33,024,480.60 = 18,756,815.60 : x
  2. Step 2: Convert to fraction form
    22,016,320.40/33,024,480.60 = 18,756,815.60/x
  3. Step 3: Cross multiply
    22,016,320.40x = 33,024,480.60 × 18,756,815.60
  4. Step 4: Simplify right side
    22,016,320.40x = 619,434,092,899,977.38
  5. Step 5: Solve for x
    x = 619,434,092,899,977.38/22,016,320.40
  6. Step 6: Final answer
    x = 28,135,223.40

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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.