Home / 10,618,097.52-15,927,204.60-2,639,921.52

Finding the Fourth Proportional to 10,618,097.52, 15,927,204.60 and 2,639,921.52

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Solution

The fourth proportional to 10,618,097.52, 15,927,204.60 and 2,639,921.52 is: 3,959,896.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,618,097.52 : 15,927,204.60 = 2,639,921.52 : x
  2. Step 2: Convert to fraction form
    10,618,097.52/15,927,204.60 = 2,639,921.52/x
  3. Step 3: Cross multiply
    10,618,097.52x = 15,927,204.60 × 2,639,921.52
  4. Step 4: Simplify right side
    10,618,097.52x = 42,046,570,176,982.99
  5. Step 5: Solve for x
    x = 42,046,570,176,982.99/10,618,097.52
  6. Step 6: Final answer
    x = 3,959,896.78

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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.