Home / 8,085,525.35-12,128,288.03-7,926,093.05

Finding the Fourth Proportional to 8,085,525.35, 12,128,288.03 and 7,926,093.05

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Solution

The fourth proportional to 8,085,525.35, 12,128,288.03 and 7,926,093.05 is: 11,889,139.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,525.35 : 12,128,288.03 = 7,926,093.05 : x
  2. Step 2: Convert to fraction form
    8,085,525.35/12,128,288.03 = 7,926,093.05/x
  3. Step 3: Cross multiply
    8,085,525.35x = 12,128,288.03 × 7,926,093.05
  4. Step 4: Simplify right side
    8,085,525.35x = 96,129,939,423,350.73
  5. Step 5: Solve for x
    x = 96,129,939,423,350.73/8,085,525.35
  6. Step 6: Final answer
    x = 11,889,139.58

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1.5x scale

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.