Home / 10,617,936.22-15,926,961.21-2,639,760.22

Finding the Fourth Proportional to 10,617,936.22, 15,926,961.21 and 2,639,760.22

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Solution

The fourth proportional to 10,617,936.22, 15,926,961.21 and 2,639,760.22 is: 3,959,654.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,617,936.22 : 15,926,961.21 = 2,639,760.22 : x
  2. Step 2: Convert to fraction form
    10,617,936.22/15,926,961.21 = 2,639,760.22/x
  3. Step 3: Cross multiply
    10,617,936.22x = 15,926,961.21 × 2,639,760.22
  4. Step 4: Simplify right side
    10,617,936.22x = 42,043,358,627,641.07
  5. Step 5: Solve for x
    x = 42,043,358,627,641.07/10,617,936.22
  6. Step 6: Final answer
    x = 3,959,654.47

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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.