Home / 20,222,979.84-30,330,030.15-5,842,919.03

Finding the Fourth Proportional to 20,222,979.84, 30,330,030.15 and 5,842,919.03

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Solution

The fourth proportional to 20,222,979.84, 30,330,030.15 and 5,842,919.03 is: 8,763,095.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,222,979.84 : 30,330,030.15 = 5,842,919.03 : x
  2. Step 2: Convert to fraction form
    20,222,979.84/30,330,030.15 = 5,842,919.03/x
  3. Step 3: Cross multiply
    20,222,979.84x = 30,330,030.15 × 5,842,919.03
  4. Step 4: Simplify right side
    20,222,979.84x = 177,215,910,192,258.59
  5. Step 5: Solve for x
    x = 177,215,910,192,258.59/20,222,979.84
  6. Step 6: Final answer
    x = 8,763,095.82

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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.