Home / 11,211,687.20-16,817,530.80-10,651,815.20

Finding the Fourth Proportional to 11,211,687.20, 16,817,530.80 and 10,651,815.20

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Solution

The fourth proportional to 11,211,687.20, 16,817,530.80 and 10,651,815.20 is: 15,977,722.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,211,687.20 : 16,817,530.80 = 10,651,815.20 : x
  2. Step 2: Convert to fraction form
    11,211,687.20/16,817,530.80 = 10,651,815.20/x
  3. Step 3: Cross multiply
    11,211,687.20x = 16,817,530.80 × 10,651,815.20
  4. Step 4: Simplify right side
    11,211,687.20x = 179,137,230,201,908.16
  5. Step 5: Solve for x
    x = 179,137,230,201,908.16/11,211,687.20
  6. Step 6: Final answer
    x = 15,977,722.80

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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.