Home / 50,983,174.36-76,400,578.42-31,510,826.20

Finding the Fourth Proportional to 50,983,174.36, 76,400,578.42 and 31,510,826.20

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Solution

The fourth proportional to 50,983,174.36, 76,400,578.42 and 31,510,826.20 is: 47,220,389.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,983,174.36 : 76,400,578.42 = 31,510,826.20 : x
  2. Step 2: Convert to fraction form
    50,983,174.36/76,400,578.42 = 31,510,826.20/x
  3. Step 3: Cross multiply
    50,983,174.36x = 76,400,578.42 × 31,510,826.20
  4. Step 4: Simplify right side
    50,983,174.36x = 2,407,445,348,172,090.50
  5. Step 5: Solve for x
    x = 2,407,445,348,172,090.50/50,983,174.36
  6. Step 6: Final answer
    x = 47,220,389.44

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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.