Home / 17,382,757.40-26,074,136.10-7,798,448.60

Finding the Fourth Proportional to 17,382,757.40, 26,074,136.10 and 7,798,448.60

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Solution

The fourth proportional to 17,382,757.40, 26,074,136.10 and 7,798,448.60 is: 11,697,672.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,382,757.40 : 26,074,136.10 = 7,798,448.60 : x
  2. Step 2: Convert to fraction form
    17,382,757.40/26,074,136.10 = 7,798,448.60/x
  3. Step 3: Cross multiply
    17,382,757.40x = 26,074,136.10 × 7,798,448.60
  4. Step 4: Simplify right side
    17,382,757.40x = 203,337,810,165,254.47
  5. Step 5: Solve for x
    x = 203,337,810,165,254.47/17,382,757.40
  6. Step 6: Final answer
    x = 11,697,672.90

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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.