Home / 21,784,784.88-30,062,755.08-11,995,024.44

Finding the Fourth Proportional to 21,784,784.88, 30,062,755.08 and 11,995,024.44

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Solution

The fourth proportional to 21,784,784.88, 30,062,755.08 and 11,995,024.44 is: 16,552,997.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,784,784.88 : 30,062,755.08 = 11,995,024.44 : x
  2. Step 2: Convert to fraction form
    21,784,784.88/30,062,755.08 = 11,995,024.44/x
  3. Step 3: Cross multiply
    21,784,784.88x = 30,062,755.08 × 11,995,024.44
  4. Step 4: Simplify right side
    21,784,784.88x = 360,603,481,918,334.12
  5. Step 5: Solve for x
    x = 360,603,481,918,334.12/21,784,784.88
  6. Step 6: Final answer
    x = 16,552,997.14

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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.