Home / 76,773,889.41-115,160,834.12-25,655,908.22

Finding the Fourth Proportional to 76,773,889.41, 115,160,834.12 and 25,655,908.22

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Solution

The fourth proportional to 76,773,889.41, 115,160,834.12 and 25,655,908.22 is: 38,483,862.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,773,889.41 : 115,160,834.12 = 25,655,908.22 : x
  2. Step 2: Convert to fraction form
    76,773,889.41/115,160,834.12 = 25,655,908.22/x
  3. Step 3: Cross multiply
    76,773,889.41x = 115,160,834.12 × 25,655,908.22
  4. Step 4: Simplify right side
    76,773,889.41x = 2,954,555,790,449,133.50
  5. Step 5: Solve for x
    x = 2,954,555,790,449,133.50/76,773,889.41
  6. Step 6: Final answer
    x = 38,483,862.33

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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.