Home / 22,011,878.20-33,017,817.30-20,027,831.80

Finding the Fourth Proportional to 22,011,878.20, 33,017,817.30 and 20,027,831.80

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Solution

The fourth proportional to 22,011,878.20, 33,017,817.30 and 20,027,831.80 is: 30,041,747.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,011,878.20 : 33,017,817.30 = 20,027,831.80 : x
  2. Step 2: Convert to fraction form
    22,011,878.20/33,017,817.30 = 20,027,831.80/x
  3. Step 3: Cross multiply
    22,011,878.20x = 33,017,817.30 × 20,027,831.80
  4. Step 4: Simplify right side
    22,011,878.20x = 661,275,291,287,530.12
  5. Step 5: Solve for x
    x = 661,275,291,287,530.12/22,011,878.20
  6. Step 6: Final answer
    x = 30,041,747.70

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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.