Home / 22,471,319.40-33,649,955.10-12,362,519.40

Finding the Fourth Proportional to 22,471,319.40, 33,649,955.10 and 12,362,519.40

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Solution

The fourth proportional to 22,471,319.40, 33,649,955.10 and 12,362,519.40 is: 18,512,407.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,471,319.40 : 33,649,955.10 = 12,362,519.40 : x
  2. Step 2: Convert to fraction form
    22,471,319.40/33,649,955.10 = 12,362,519.40/x
  3. Step 3: Cross multiply
    22,471,319.40x = 33,649,955.10 × 12,362,519.40
  4. Step 4: Simplify right side
    22,471,319.40x = 415,998,222,732,879
  5. Step 5: Solve for x
    x = 415,998,222,732,879/22,471,319.40
  6. Step 6: Final answer
    x = 18,512,407.54

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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.