Home / 15,395,611.14-21,246,610.23-8,520,095.43

Finding the Fourth Proportional to 15,395,611.14, 21,246,610.23 and 8,520,095.43

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Solution

The fourth proportional to 15,395,611.14, 21,246,610.23 and 8,520,095.43 is: 11,758,100.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,395,611.14 : 21,246,610.23 = 8,520,095.43 : x
  2. Step 2: Convert to fraction form
    15,395,611.14/21,246,610.23 = 8,520,095.43/x
  3. Step 3: Cross multiply
    15,395,611.14x = 21,246,610.23 × 8,520,095.43
  4. Step 4: Simplify right side
    15,395,611.14x = 181,023,146,723,614.25
  5. Step 5: Solve for x
    x = 181,023,146,723,614.25/15,395,611.14
  6. Step 6: Final answer
    x = 11,758,100.74

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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.