Home / 21,763,937.21-30,034,698.48-11,974,409.51

Finding the Fourth Proportional to 21,763,937.21, 30,034,698.48 and 11,974,409.51

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Solution

The fourth proportional to 21,763,937.21, 30,034,698.48 and 11,974,409.51 is: 16,524,941.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,763,937.21 : 30,034,698.48 = 11,974,409.51 : x
  2. Step 2: Convert to fraction form
    21,763,937.21/30,034,698.48 = 11,974,409.51/x
  3. Step 3: Cross multiply
    21,763,937.21x = 30,034,698.48 × 11,974,409.51
  4. Step 4: Simplify right side
    21,763,937.21x = 359,647,778,958,721.06
  5. Step 5: Solve for x
    x = 359,647,778,958,721.06/21,763,937.21
  6. Step 6: Final answer
    x = 16,524,941.03

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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.