Home / 16,873,619.40-25,310,429.10-5,515,216.20

Finding the Fourth Proportional to 16,873,619.40, 25,310,429.10 and 5,515,216.20

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Solution

The fourth proportional to 16,873,619.40, 25,310,429.10 and 5,515,216.20 is: 8,272,824.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,873,619.40 : 25,310,429.10 = 5,515,216.20 : x
  2. Step 2: Convert to fraction form
    16,873,619.40/25,310,429.10 = 5,515,216.20/x
  3. Step 3: Cross multiply
    16,873,619.40x = 25,310,429.10 × 5,515,216.20
  4. Step 4: Simplify right side
    16,873,619.40x = 139,592,488,601,271.44
  5. Step 5: Solve for x
    x = 139,592,488,601,271.44/16,873,619.40
  6. Step 6: Final answer
    x = 8,272,824.30

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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.