Home / 21,827,698.56-32,744,910.96-7,447,414.32

Finding the Fourth Proportional to 21,827,698.56, 32,744,910.96 and 7,447,414.32

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Solution

The fourth proportional to 21,827,698.56, 32,744,910.96 and 7,447,414.32 is: 11,172,268.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,827,698.56 : 32,744,910.96 = 7,447,414.32 : x
  2. Step 2: Convert to fraction form
    21,827,698.56/32,744,910.96 = 7,447,414.32/x
  3. Step 3: Cross multiply
    21,827,698.56x = 32,744,910.96 × 7,447,414.32
  4. Step 4: Simplify right side
    21,827,698.56x = 243,864,918,790,628.97
  5. Step 5: Solve for x
    x = 243,864,918,790,628.97/21,827,698.56
  6. Step 6: Final answer
    x = 11,172,268.95

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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.