Home / 22,190,833.09-30,623,463.21-12,401,441.20

Finding the Fourth Proportional to 22,190,833.09, 30,623,463.21 and 12,401,441.20

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Solution

The fourth proportional to 22,190,833.09, 30,623,463.21 and 12,401,441.20 is: 17,114,052.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,190,833.09 : 30,623,463.21 = 12,401,441.20 : x
  2. Step 2: Convert to fraction form
    22,190,833.09/30,623,463.21 = 12,401,441.20/x
  3. Step 3: Cross multiply
    22,190,833.09x = 30,623,463.21 × 12,401,441.20
  4. Step 4: Simplify right side
    22,190,833.09x = 379,775,078,339,178.25
  5. Step 5: Solve for x
    x = 379,775,078,339,178.25/22,190,833.09
  6. Step 6: Final answer
    x = 17,114,052.31

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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.