Home / 22,272,015.40-33,408,023.10-12,530,242.60

Finding the Fourth Proportional to 22,272,015.40, 33,408,023.10 and 12,530,242.60

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Solution

The fourth proportional to 22,272,015.40, 33,408,023.10 and 12,530,242.60 is: 18,795,363.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,272,015.40 : 33,408,023.10 = 12,530,242.60 : x
  2. Step 2: Convert to fraction form
    22,272,015.40/33,408,023.10 = 12,530,242.60/x
  3. Step 3: Cross multiply
    22,272,015.40x = 33,408,023.10 × 12,530,242.60
  4. Step 4: Simplify right side
    22,272,015.40x = 418,610,634,229,404.06
  5. Step 5: Solve for x
    x = 418,610,634,229,404.06/22,272,015.40
  6. Step 6: Final answer
    x = 18,795,363.90

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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.