Home / 28,730,493.73-43,087,766.95-7,976,163.97

Finding the Fourth Proportional to 28,730,493.73, 43,087,766.95 and 7,976,163.97

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Solution

The fourth proportional to 28,730,493.73, 43,087,766.95 and 7,976,163.97 is: 11,962,032.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,730,493.73 : 43,087,766.95 = 7,976,163.97 : x
  2. Step 2: Convert to fraction form
    28,730,493.73/43,087,766.95 = 7,976,163.97/x
  3. Step 3: Cross multiply
    28,730,493.73x = 43,087,766.95 × 7,976,163.97
  4. Step 4: Simplify right side
    28,730,493.73x = 343,675,094,294,346.81
  5. Step 5: Solve for x
    x = 343,675,094,294,346.81/28,730,493.73
  6. Step 6: Final answer
    x = 11,962,032.31

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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.