Home / 57,346,028.66-79,137,664.20-31,240,736.71

Finding the Fourth Proportional to 57,346,028.66, 79,137,664.20 and 31,240,736.71

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Solution

The fourth proportional to 57,346,028.66, 79,137,664.20 and 31,240,736.71 is: 43,112,295.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,346,028.66 : 79,137,664.20 = 31,240,736.71 : x
  2. Step 2: Convert to fraction form
    57,346,028.66/79,137,664.20 = 31,240,736.71/x
  3. Step 3: Cross multiply
    57,346,028.66x = 79,137,664.20 × 31,240,736.71
  4. Step 4: Simplify right side
    57,346,028.66x = 2,472,318,930,918,748.50
  5. Step 5: Solve for x
    x = 2,472,318,930,918,748.50/57,346,028.66
  6. Step 6: Final answer
    x = 43,112,295.46

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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.