Home / 71,809,119.73-107,728,812.02-23,283,189.61

Finding the Fourth Proportional to 71,809,119.73, 107,728,812.02 and 23,283,189.61

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Solution

The fourth proportional to 71,809,119.73, 107,728,812.02 and 23,283,189.61 is: 34,929,690.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,809,119.73 : 107,728,812.02 = 23,283,189.61 : x
  2. Step 2: Convert to fraction form
    71,809,119.73/107,728,812.02 = 23,283,189.61/x
  3. Step 3: Cross multiply
    71,809,119.73x = 107,728,812.02 × 23,283,189.61
  4. Step 4: Simplify right side
    71,809,119.73x = 2,508,270,356,721,707
  5. Step 5: Solve for x
    x = 2,508,270,356,721,707/71,809,119.73
  6. Step 6: Final answer
    x = 34,929,690.91

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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.