Home / 20,085,230.88-27,718,906.32-11,265,510.24

Finding the Fourth Proportional to 20,085,230.88, 27,718,906.32 and 11,265,510.24

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Solution

The fourth proportional to 20,085,230.88, 27,718,906.32 and 11,265,510.24 is: 15,547,126.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,085,230.88 : 27,718,906.32 = 11,265,510.24 : x
  2. Step 2: Convert to fraction form
    20,085,230.88/27,718,906.32 = 11,265,510.24/x
  3. Step 3: Cross multiply
    20,085,230.88x = 27,718,906.32 × 11,265,510.24
  4. Step 4: Simplify right side
    20,085,230.88x = 312,267,622,989,560.75
  5. Step 5: Solve for x
    x = 312,267,622,989,560.75/20,085,230.88
  6. Step 6: Final answer
    x = 15,547,126.39

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1.5x scale

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.