Home / 11,012,920.21-16,519,705.93-5,256,260.33

Finding the Fourth Proportional to 11,012,920.21, 16,519,705.93 and 5,256,260.33

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Solution

The fourth proportional to 11,012,920.21, 16,519,705.93 and 5,256,260.33 is: 7,884,545.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,012,920.21 : 16,519,705.93 = 5,256,260.33 : x
  2. Step 2: Convert to fraction form
    11,012,920.21/16,519,705.93 = 5,256,260.33/x
  3. Step 3: Cross multiply
    11,012,920.21x = 16,519,705.93 × 5,256,260.33
  4. Step 4: Simplify right side
    11,012,920.21x = 86,831,874,943,124.75
  5. Step 5: Solve for x
    x = 86,831,874,943,124.75/11,012,920.21
  6. Step 6: Final answer
    x = 7,884,545.91

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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.