Home / 36,921,266.71-50,954,253.73-21,027,022.30

Finding the Fourth Proportional to 36,921,266.71, 50,954,253.73 and 21,027,022.30

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Solution

The fourth proportional to 36,921,266.71, 50,954,253.73 and 21,027,022.30 is: 29,018,945.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,921,266.71 : 50,954,253.73 = 21,027,022.30 : x
  2. Step 2: Convert to fraction form
    36,921,266.71/50,954,253.73 = 21,027,022.30/x
  3. Step 3: Cross multiply
    36,921,266.71x = 50,954,253.73 × 21,027,022.30
  4. Step 4: Simplify right side
    36,921,266.71x = 1,071,416,229,471,693.38
  5. Step 5: Solve for x
    x = 1,071,416,229,471,693.38/36,921,266.71
  6. Step 6: Final answer
    x = 29,018,945.58

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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.