Home / 27,090,887.22-40,640,296.60-12,715,415.22

Finding the Fourth Proportional to 27,090,887.22, 40,640,296.60 and 12,715,415.22

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Solution

The fourth proportional to 27,090,887.22, 40,640,296.60 and 12,715,415.22 is: 19,074,984.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,090,887.22 : 40,640,296.60 = 12,715,415.22 : x
  2. Step 2: Convert to fraction form
    27,090,887.22/40,640,296.60 = 12,715,415.22/x
  3. Step 3: Cross multiply
    27,090,887.22x = 40,640,296.60 × 12,715,415.22
  4. Step 4: Simplify right side
    27,090,887.22x = 516,758,245,932,954.31
  5. Step 5: Solve for x
    x = 516,758,245,932,954.31/27,090,887.22
  6. Step 6: Final answer
    x = 19,074,984.21

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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.