Home / 18,572,135.94-25,629,600.96-10,312,216.02

Finding the Fourth Proportional to 18,572,135.94, 25,629,600.96 and 10,312,216.02

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Solution

The fourth proportional to 18,572,135.94, 25,629,600.96 and 10,312,216.02 is: 14,230,887.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,572,135.94 : 25,629,600.96 = 10,312,216.02 : x
  2. Step 2: Convert to fraction form
    18,572,135.94/25,629,600.96 = 10,312,216.02/x
  3. Step 3: Cross multiply
    18,572,135.94x = 25,629,600.96 × 10,312,216.02
  4. Step 4: Simplify right side
    18,572,135.94x = 264,297,981,605,919.38
  5. Step 5: Solve for x
    x = 264,297,981,605,919.38/18,572,135.94
  6. Step 6: Final answer
    x = 14,230,887.74

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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.