Home / 70,010,025.31-96,611,302.31-38,647,400.67

Finding the Fourth Proportional to 70,010,025.31, 96,611,302.31 and 38,647,400.67

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Solution

The fourth proportional to 70,010,025.31, 96,611,302.31 and 38,647,400.67 is: 53,332,014.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,010,025.31 : 96,611,302.31 = 38,647,400.67 : x
  2. Step 2: Convert to fraction form
    70,010,025.31/96,611,302.31 = 38,647,400.67/x
  3. Step 3: Cross multiply
    70,010,025.31x = 96,611,302.31 × 38,647,400.67
  4. Step 4: Simplify right side
    70,010,025.31x = 3,733,775,709,625,067
  5. Step 5: Solve for x
    x = 3,733,775,709,625,067/70,010,025.31
  6. Step 6: Final answer
    x = 53,332,014.85

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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.