Home / 43,719,388.80-65,618,740.80-22,168,982.40

Finding the Fourth Proportional to 43,719,388.80, 65,618,740.80 and 22,168,982.40

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Solution

The fourth proportional to 43,719,388.80, 65,618,740.80 and 22,168,982.40 is: 33,273,582.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,719,388.80 : 65,618,740.80 = 22,168,982.40 : x
  2. Step 2: Convert to fraction form
    43,719,388.80/65,618,740.80 = 22,168,982.40/x
  3. Step 3: Cross multiply
    43,719,388.80x = 65,618,740.80 × 22,168,982.40
  4. Step 4: Simplify right side
    43,719,388.80x = 1,454,700,709,905,361.75
  5. Step 5: Solve for x
    x = 1,454,700,709,905,361.75/43,719,388.80
  6. Step 6: Final answer
    x = 33,273,582.95

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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.