Home / 28,085,693.64-38,755,537.74-17,628,367.24

Finding the Fourth Proportional to 28,085,693.64, 38,755,537.74 and 17,628,367.24

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Solution

The fourth proportional to 28,085,693.64, 38,755,537.74 and 17,628,367.24 is: 24,325,439.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,085,693.64 : 38,755,537.74 = 17,628,367.24 : x
  2. Step 2: Convert to fraction form
    28,085,693.64/38,755,537.74 = 17,628,367.24/x
  3. Step 3: Cross multiply
    28,085,693.64x = 38,755,537.74 × 17,628,367.24
  4. Step 4: Simplify right side
    28,085,693.64x = 683,196,851,912,844.12
  5. Step 5: Solve for x
    x = 683,196,851,912,844.12/28,085,693.64
  6. Step 6: Final answer
    x = 24,325,439.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.