Home / 13,398,981.06-20,095,451.91-3,814,147.14

Finding the Fourth Proportional to 13,398,981.06, 20,095,451.91 and 3,814,147.14

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Solution

The fourth proportional to 13,398,981.06, 20,095,451.91 and 3,814,147.14 is: 5,720,361.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,398,981.06 : 20,095,451.91 = 3,814,147.14 : x
  2. Step 2: Convert to fraction form
    13,398,981.06/20,095,451.91 = 3,814,147.14/x
  3. Step 3: Cross multiply
    13,398,981.06x = 20,095,451.91 × 3,814,147.14
  4. Step 4: Simplify right side
    13,398,981.06x = 76,647,010,429,534.05
  5. Step 5: Solve for x
    x = 76,647,010,429,534.05/13,398,981.06
  6. Step 6: Final answer
    x = 5,720,361.13

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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.