Home / 22,165,079.60-33,247,619.40-21,220,295.60

Finding the Fourth Proportional to 22,165,079.60, 33,247,619.40 and 21,220,295.60

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Solution

The fourth proportional to 22,165,079.60, 33,247,619.40 and 21,220,295.60 is: 31,830,443.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,165,079.60 : 33,247,619.40 = 21,220,295.60 : x
  2. Step 2: Convert to fraction form
    22,165,079.60/33,247,619.40 = 21,220,295.60/x
  3. Step 3: Cross multiply
    22,165,079.60x = 33,247,619.40 × 21,220,295.60
  4. Step 4: Simplify right side
    22,165,079.60x = 705,524,311,664,294.62
  5. Step 5: Solve for x
    x = 705,524,311,664,294.62/22,165,079.60
  6. Step 6: Final answer
    x = 31,830,443.40

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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.