Home / 14,189,997.40-21,287,760.90-5,668,883.80

Finding the Fourth Proportional to 14,189,997.40, 21,287,760.90 and 5,668,883.80

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Solution

The fourth proportional to 14,189,997.40, 21,287,760.90 and 5,668,883.80 is: 8,504,430.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,189,997.40 : 21,287,760.90 = 5,668,883.80 : x
  2. Step 2: Convert to fraction form
    14,189,997.40/21,287,760.90 = 5,668,883.80/x
  3. Step 3: Cross multiply
    14,189,997.40x = 21,287,760.90 × 5,668,883.80
  4. Step 4: Simplify right side
    14,189,997.40x = 120,677,842,904,283.41
  5. Step 5: Solve for x
    x = 120,677,842,904,283.41/14,189,997.40
  6. Step 6: Final answer
    x = 8,504,430.23

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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.