Home / 27,991,871.60-41,987,807.40-11,836,065.20

Finding the Fourth Proportional to 27,991,871.60, 41,987,807.40 and 11,836,065.20

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Solution

The fourth proportional to 27,991,871.60, 41,987,807.40 and 11,836,065.20 is: 17,754,097.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,991,871.60 : 41,987,807.40 = 11,836,065.20 : x
  2. Step 2: Convert to fraction form
    27,991,871.60/41,987,807.40 = 11,836,065.20/x
  3. Step 3: Cross multiply
    27,991,871.60x = 41,987,807.40 × 11,836,065.20
  4. Step 4: Simplify right side
    27,991,871.60x = 496,970,425,991,442.44
  5. Step 5: Solve for x
    x = 496,970,425,991,442.44/27,991,871.60
  6. Step 6: Final answer
    x = 17,754,097.80

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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.