Home / 26,720,385.40-40,080,578.10-20,343,093.40

Finding the Fourth Proportional to 26,720,385.40, 40,080,578.10 and 20,343,093.40

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Solution

The fourth proportional to 26,720,385.40, 40,080,578.10 and 20,343,093.40 is: 30,514,640.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,720,385.40 : 40,080,578.10 = 20,343,093.40 : x
  2. Step 2: Convert to fraction form
    26,720,385.40/40,080,578.10 = 20,343,093.40/x
  3. Step 3: Cross multiply
    26,720,385.40x = 40,080,578.10 × 20,343,093.40
  4. Step 4: Simplify right side
    26,720,385.40x = 815,362,943,814,294.50
  5. Step 5: Solve for x
    x = 815,362,943,814,294.50/26,720,385.40
  6. Step 6: Final answer
    x = 30,514,640.10

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Similar ratio
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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.