Home / 23,079,809.71-31,683,353.37-19,810,949.41

Finding the Fourth Proportional to 23,079,809.71, 31,683,353.37 and 19,810,949.41

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Solution

The fourth proportional to 23,079,809.71, 31,683,353.37 and 19,810,949.41 is: 27,195,948.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,079,809.71 : 31,683,353.37 = 19,810,949.41 : x
  2. Step 2: Convert to fraction form
    23,079,809.71/31,683,353.37 = 19,810,949.41/x
  3. Step 3: Cross multiply
    23,079,809.71x = 31,683,353.37 × 19,810,949.41
  4. Step 4: Simplify right side
    23,079,809.71x = 627,677,310,752,223
  5. Step 5: Solve for x
    x = 627,677,310,752,223/23,079,809.71
  6. Step 6: Final answer
    x = 27,195,948.26

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.