Home / 21,505,503.80-32,258,255.70-13,891,244.60

Finding the Fourth Proportional to 21,505,503.80, 32,258,255.70 and 13,891,244.60

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Solution

The fourth proportional to 21,505,503.80, 32,258,255.70 and 13,891,244.60 is: 20,836,866.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,505,503.80 : 32,258,255.70 = 13,891,244.60 : x
  2. Step 2: Convert to fraction form
    21,505,503.80/32,258,255.70 = 13,891,244.60/x
  3. Step 3: Cross multiply
    21,505,503.80x = 32,258,255.70 × 13,891,244.60
  4. Step 4: Simplify right side
    21,505,503.80x = 448,107,320,298,044.19
  5. Step 5: Solve for x
    x = 448,107,320,298,044.19/21,505,503.80
  6. Step 6: Final answer
    x = 20,836,866.90

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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.