Home / 22,493,144.40-33,739,716.60-21,392,139.60

Finding the Fourth Proportional to 22,493,144.40, 33,739,716.60 and 21,392,139.60

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Solution

The fourth proportional to 22,493,144.40, 33,739,716.60 and 21,392,139.60 is: 32,088,209.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,493,144.40 : 33,739,716.60 = 21,392,139.60 : x
  2. Step 2: Convert to fraction form
    22,493,144.40/33,739,716.60 = 21,392,139.60/x
  3. Step 3: Cross multiply
    22,493,144.40x = 33,739,716.60 × 21,392,139.60
  4. Step 4: Simplify right side
    22,493,144.40x = 721,764,727,571,637.50
  5. Step 5: Solve for x
    x = 721,764,727,571,637.50/22,493,144.40
  6. Step 6: Final answer
    x = 32,088,209.40

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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.