Home / 57,400,919.46-79,213,246.11-31,295,458.62

Finding the Fourth Proportional to 57,400,919.46, 79,213,246.11 and 31,295,458.62

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Solution

The fourth proportional to 57,400,919.46, 79,213,246.11 and 31,295,458.62 is: 43,187,720.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,400,919.46 : 79,213,246.11 = 31,295,458.62 : x
  2. Step 2: Convert to fraction form
    57,400,919.46/79,213,246.11 = 31,295,458.62/x
  3. Step 3: Cross multiply
    57,400,919.46x = 79,213,246.11 × 31,295,458.62
  4. Step 4: Simplify right side
    57,400,919.46x = 2,479,014,865,791,381
  5. Step 5: Solve for x
    x = 2,479,014,865,791,381/57,400,919.46
  6. Step 6: Final answer
    x = 43,187,720.49

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Double scale
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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.