Home / 36,514,931.12-50,392,179.24-20,217,407.12

Finding the Fourth Proportional to 36,514,931.12, 50,392,179.24 and 20,217,407.12

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Solution

The fourth proportional to 36,514,931.12, 50,392,179.24 and 20,217,407.12 is: 27,900,893.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,514,931.12 : 50,392,179.24 = 20,217,407.12 : x
  2. Step 2: Convert to fraction form
    36,514,931.12/50,392,179.24 = 20,217,407.12/x
  3. Step 3: Cross multiply
    36,514,931.12x = 50,392,179.24 × 20,217,407.12
  4. Step 4: Simplify right side
    36,514,931.12x = 1,018,799,203,359,092.25
  5. Step 5: Solve for x
    x = 1,018,799,203,359,092.25/36,514,931.12
  6. Step 6: Final answer
    x = 27,900,893.47

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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.