Home / 26,198,532.90-36,153,127.86-15,036,863.28

Finding the Fourth Proportional to 26,198,532.90, 36,153,127.86 and 15,036,863.28

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Solution

The fourth proportional to 26,198,532.90, 36,153,127.86 and 15,036,863.28 is: 20,750,384.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,198,532.90 : 36,153,127.86 = 15,036,863.28 : x
  2. Step 2: Convert to fraction form
    26,198,532.90/36,153,127.86 = 15,036,863.28/x
  3. Step 3: Cross multiply
    26,198,532.90x = 36,153,127.86 × 15,036,863.28
  4. Step 4: Simplify right side
    26,198,532.90x = 543,629,640,775,178.94
  5. Step 5: Solve for x
    x = 543,629,640,775,178.94/26,198,532.90
  6. Step 6: Final answer
    x = 20,750,384.87

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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.