Home / 10,999,661.72-15,179,304.78-6,104,599.52

Finding the Fourth Proportional to 10,999,661.72, 15,179,304.78 and 6,104,599.52

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Solution

The fourth proportional to 10,999,661.72, 15,179,304.78 and 6,104,599.52 is: 8,424,220.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,999,661.72 : 15,179,304.78 = 6,104,599.52 : x
  2. Step 2: Convert to fraction form
    10,999,661.72/15,179,304.78 = 6,104,599.52/x
  3. Step 3: Cross multiply
    10,999,661.72x = 15,179,304.78 × 6,104,599.52
  4. Step 4: Simplify right side
    10,999,661.72x = 92,663,576,673,921.69
  5. Step 5: Solve for x
    x = 92,663,576,673,921.69/10,999,661.72
  6. Step 6: Final answer
    x = 8,424,220.58

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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.