Home / 20,889,734.10-31,308,029.10-10,083,767.10

Finding the Fourth Proportional to 20,889,734.10, 31,308,029.10 and 10,083,767.10

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Solution

The fourth proportional to 20,889,734.10, 31,308,029.10 and 10,083,767.10 is: 15,112,823.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,889,734.10 : 31,308,029.10 = 10,083,767.10 : x
  2. Step 2: Convert to fraction form
    20,889,734.10/31,308,029.10 = 10,083,767.10/x
  3. Step 3: Cross multiply
    20,889,734.10x = 31,308,029.10 × 10,083,767.10
  4. Step 4: Simplify right side
    20,889,734.10x = 315,702,873,804,422.62
  5. Step 5: Solve for x
    x = 315,702,873,804,422.62/20,889,734.10
  6. Step 6: Final answer
    x = 15,112,823.95

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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.