Home / 6,678,946.41-9,216,963.81-3,623,160.66

Finding the Fourth Proportional to 6,678,946.41, 9,216,963.81 and 3,623,160.66

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Solution

The fourth proportional to 6,678,946.41, 9,216,963.81 and 3,623,160.66 is: 4,999,971.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,678,946.41 : 9,216,963.81 = 3,623,160.66 : x
  2. Step 2: Convert to fraction form
    6,678,946.41/9,216,963.81 = 3,623,160.66/x
  3. Step 3: Cross multiply
    6,678,946.41x = 9,216,963.81 × 3,623,160.66
  4. Step 4: Simplify right side
    6,678,946.41x = 33,394,540,646,472.10
  5. Step 5: Solve for x
    x = 33,394,540,646,472.10/6,678,946.41
  6. Step 6: Final answer
    x = 4,999,971.35

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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.