Home / 22,182,118.40-33,273,177.60-7,821,401.60

Finding the Fourth Proportional to 22,182,118.40, 33,273,177.60 and 7,821,401.60

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Solution

The fourth proportional to 22,182,118.40, 33,273,177.60 and 7,821,401.60 is: 11,732,102.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,182,118.40 : 33,273,177.60 = 7,821,401.60 : x
  2. Step 2: Convert to fraction form
    22,182,118.40/33,273,177.60 = 7,821,401.60/x
  3. Step 3: Cross multiply
    22,182,118.40x = 33,273,177.60 × 7,821,401.60
  4. Step 4: Simplify right side
    22,182,118.40x = 260,242,884,517,724.16
  5. Step 5: Solve for x
    x = 260,242,884,517,724.16/22,182,118.40
  6. Step 6: Final answer
    x = 11,732,102.40

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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.