Home / 13,407,773.80-20,111,660.70-4,888,388.20

Finding the Fourth Proportional to 13,407,773.80, 20,111,660.70 and 4,888,388.20

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Solution

The fourth proportional to 13,407,773.80, 20,111,660.70 and 4,888,388.20 is: 7,332,582.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,407,773.80 : 20,111,660.70 = 4,888,388.20 : x
  2. Step 2: Convert to fraction form
    13,407,773.80/20,111,660.70 = 4,888,388.20/x
  3. Step 3: Cross multiply
    13,407,773.80x = 20,111,660.70 × 4,888,388.20
  4. Step 4: Simplify right side
    13,407,773.80x = 98,313,604,848,283.73
  5. Step 5: Solve for x
    x = 98,313,604,848,283.73/13,407,773.80
  6. Step 6: Final answer
    x = 7,332,582.30

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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.