Home / 61,223,471.33-84,485,201.76-38,018,103.71

Finding the Fourth Proportional to 61,223,471.33, 84,485,201.76 and 38,018,103.71

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Solution

The fourth proportional to 61,223,471.33, 84,485,201.76 and 38,018,103.71 is: 52,463,003.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,223,471.33 : 84,485,201.76 = 38,018,103.71 : x
  2. Step 2: Convert to fraction form
    61,223,471.33/84,485,201.76 = 38,018,103.71/x
  3. Step 3: Cross multiply
    61,223,471.33x = 84,485,201.76 × 38,018,103.71
  4. Step 4: Simplify right side
    61,223,471.33x = 3,211,967,162,049,528.50
  5. Step 5: Solve for x
    x = 3,211,967,162,049,528.50/61,223,471.33
  6. Step 6: Final answer
    x = 52,463,003.04

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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.