Home / 12,063,859.20-18,096,663.60-7,261,207.20

Finding the Fourth Proportional to 12,063,859.20, 18,096,663.60 and 7,261,207.20

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Solution

The fourth proportional to 12,063,859.20, 18,096,663.60 and 7,261,207.20 is: 10,892,337.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,063,859.20 : 18,096,663.60 = 7,261,207.20 : x
  2. Step 2: Convert to fraction form
    12,063,859.20/18,096,663.60 = 7,261,207.20/x
  3. Step 3: Cross multiply
    12,063,859.20x = 18,096,663.60 × 7,261,207.20
  4. Step 4: Simplify right side
    12,063,859.20x = 131,403,624,028,297.94
  5. Step 5: Solve for x
    x = 131,403,624,028,297.94/12,063,859.20
  6. Step 6: Final answer
    x = 10,892,337.34

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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.