Home / 15,400,254.72-21,252,093.44-8,524,588.80

Finding the Fourth Proportional to 15,400,254.72, 21,252,093.44 and 8,524,588.80

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Solution

The fourth proportional to 15,400,254.72, 21,252,093.44 and 8,524,588.80 is: 11,763,789.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,400,254.72 : 21,252,093.44 = 8,524,588.80 : x
  2. Step 2: Convert to fraction form
    15,400,254.72/21,252,093.44 = 8,524,588.80/x
  3. Step 3: Cross multiply
    15,400,254.72x = 21,252,093.44 × 8,524,588.80
  4. Step 4: Simplify right side
    15,400,254.72x = 181,165,357,715,177.50
  5. Step 5: Solve for x
    x = 181,165,357,715,177.50/15,400,254.72
  6. Step 6: Final answer
    x = 11,763,789.69

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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.