Home / 15,466,343.58-21,344,229.68-8,590,825.64

Finding the Fourth Proportional to 15,466,343.58, 21,344,229.68 and 8,590,825.64

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Solution

The fourth proportional to 15,466,343.58, 21,344,229.68 and 8,590,825.64 is: 11,855,714.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,466,343.58 : 21,344,229.68 = 8,590,825.64 : x
  2. Step 2: Convert to fraction form
    15,466,343.58/21,344,229.68 = 8,590,825.64/x
  3. Step 3: Cross multiply
    15,466,343.58x = 21,344,229.68 × 8,590,825.64
  4. Step 4: Simplify right side
    15,466,343.58x = 183,364,555,611,399.44
  5. Step 5: Solve for x
    x = 183,364,555,611,399.44/15,466,343.58
  6. Step 6: Final answer
    x = 11,855,714.61

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1.5x scale

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.