Home / 22,291,408.20-33,437,112.30-7,146,870.60

Finding the Fourth Proportional to 22,291,408.20, 33,437,112.30 and 7,146,870.60

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Solution

The fourth proportional to 22,291,408.20, 33,437,112.30 and 7,146,870.60 is: 10,720,305.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,291,408.20 : 33,437,112.30 = 7,146,870.60 : x
  2. Step 2: Convert to fraction form
    22,291,408.20/33,437,112.30 = 7,146,870.60/x
  3. Step 3: Cross multiply
    22,291,408.20x = 33,437,112.30 × 7,146,870.60
  4. Step 4: Simplify right side
    22,291,408.20x = 238,970,714,845,768.38
  5. Step 5: Solve for x
    x = 238,970,714,845,768.38/22,291,408.20
  6. Step 6: Final answer
    x = 10,720,305.90

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1.5x scale

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.