Home / 15,536,622.16-21,441,815.51-8,568,662.88

Finding the Fourth Proportional to 15,536,622.16, 21,441,815.51 and 8,568,662.88

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Solution

The fourth proportional to 15,536,622.16, 21,441,815.51 and 8,568,662.88 is: 11,825,459.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,536,622.16 : 21,441,815.51 = 8,568,662.88 : x
  2. Step 2: Convert to fraction form
    15,536,622.16/21,441,815.51 = 8,568,662.88/x
  3. Step 3: Cross multiply
    15,536,622.16x = 21,441,815.51 × 8,568,662.88
  4. Step 4: Simplify right side
    15,536,622.16x = 183,727,688,640,345.31
  5. Step 5: Solve for x
    x = 183,727,688,640,345.31/15,536,622.16
  6. Step 6: Final answer
    x = 11,825,459.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.