Home / 19,018,487.40-28,541,351.76-8,096,334.66

Finding the Fourth Proportional to 19,018,487.40, 28,541,351.76 and 8,096,334.66

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Solution

The fourth proportional to 19,018,487.40, 28,541,351.76 and 8,096,334.66 is: 12,150,300.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,018,487.40 : 28,541,351.76 = 8,096,334.66 : x
  2. Step 2: Convert to fraction form
    19,018,487.40/28,541,351.76 = 8,096,334.66/x
  3. Step 3: Cross multiply
    19,018,487.40x = 28,541,351.76 × 8,096,334.66
  4. Step 4: Simplify right side
    19,018,487.40x = 231,080,335,497,740.03
  5. Step 5: Solve for x
    x = 231,080,335,497,740.03/19,018,487.40
  6. Step 6: Final answer
    x = 12,150,300.42

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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.