Home / 45,969,164.20-68,948,216.70-19,040,012.20

Finding the Fourth Proportional to 45,969,164.20, 68,948,216.70 and 19,040,012.20

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Solution

The fourth proportional to 45,969,164.20, 68,948,216.70 and 19,040,012.20 is: 28,557,727.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,969,164.20 : 68,948,216.70 = 19,040,012.20 : x
  2. Step 2: Convert to fraction form
    45,969,164.20/68,948,216.70 = 19,040,012.20/x
  3. Step 3: Cross multiply
    45,969,164.20x = 68,948,216.70 × 19,040,012.20
  4. Step 4: Simplify right side
    45,969,164.20x = 1,312,774,887,136,243.75
  5. Step 5: Solve for x
    x = 1,312,774,887,136,243.75/45,969,164.20
  6. Step 6: Final answer
    x = 28,557,727.99

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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.