Home / 22,115,999.80-33,173,999.70-21,832,564.60

Finding the Fourth Proportional to 22,115,999.80, 33,173,999.70 and 21,832,564.60

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Solution

The fourth proportional to 22,115,999.80, 33,173,999.70 and 21,832,564.60 is: 32,748,846.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,115,999.80 : 33,173,999.70 = 21,832,564.60 : x
  2. Step 2: Convert to fraction form
    22,115,999.80/33,173,999.70 = 21,832,564.60/x
  3. Step 3: Cross multiply
    22,115,999.80x = 33,173,999.70 × 21,832,564.60
  4. Step 4: Simplify right side
    22,115,999.80x = 724,273,491,490,630.62
  5. Step 5: Solve for x
    x = 724,273,491,490,630.62/22,115,999.80
  6. Step 6: Final answer
    x = 32,748,846.90

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1.5x scale

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.