Home / 27,090,884.22-40,640,292.09-12,715,412.22

Finding the Fourth Proportional to 27,090,884.22, 40,640,292.09 and 12,715,412.22

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Solution

The fourth proportional to 27,090,884.22, 40,640,292.09 and 12,715,412.22 is: 19,074,979.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,090,884.22 : 40,640,292.09 = 12,715,412.22 : x
  2. Step 2: Convert to fraction form
    27,090,884.22/40,640,292.09 = 12,715,412.22/x
  3. Step 3: Cross multiply
    27,090,884.22x = 40,640,292.09 × 12,715,412.22
  4. Step 4: Simplify right side
    27,090,884.22x = 516,758,066,665,555.44
  5. Step 5: Solve for x
    x = 516,758,066,665,555.44/27,090,884.22
  6. Step 6: Final answer
    x = 19,074,979.70

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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.