Home / 20,190,364.74-30,289,308.75-6,542,294.04

Finding the Fourth Proportional to 20,190,364.74, 30,289,308.75 and 6,542,294.04

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Solution

The fourth proportional to 20,190,364.74, 30,289,308.75 and 6,542,294.04 is: 9,814,659.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,190,364.74 : 30,289,308.75 = 6,542,294.04 : x
  2. Step 2: Convert to fraction form
    20,190,364.74/30,289,308.75 = 6,542,294.04/x
  3. Step 3: Cross multiply
    20,190,364.74x = 30,289,308.75 × 6,542,294.04
  4. Step 4: Simplify right side
    20,190,364.74x = 198,161,564,110,844.84
  5. Step 5: Solve for x
    x = 198,161,564,110,844.84/20,190,364.74
  6. Step 6: Final answer
    x = 9,814,659.95

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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.