Home / 18,452,218.20-27,678,327.30-7,093,037.40

Finding the Fourth Proportional to 18,452,218.20, 27,678,327.30 and 7,093,037.40

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Solution

The fourth proportional to 18,452,218.20, 27,678,327.30 and 7,093,037.40 is: 10,639,556.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,452,218.20 : 27,678,327.30 = 7,093,037.40 : x
  2. Step 2: Convert to fraction form
    18,452,218.20/27,678,327.30 = 7,093,037.40/x
  3. Step 3: Cross multiply
    18,452,218.20x = 27,678,327.30 × 7,093,037.40
  4. Step 4: Simplify right side
    18,452,218.20x = 196,323,410,708,341.03
  5. Step 5: Solve for x
    x = 196,323,410,708,341.03/18,452,218.20
  6. Step 6: Final answer
    x = 10,639,556.10

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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.