Home / 47,913,912.33-71,842,143.58-21,973,723.54

Finding the Fourth Proportional to 47,913,912.33, 71,842,143.58 and 21,973,723.54

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Solution

The fourth proportional to 47,913,912.33, 71,842,143.58 and 21,973,723.54 is: 32,947,411.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,913,912.33 : 71,842,143.58 = 21,973,723.54 : x
  2. Step 2: Convert to fraction form
    47,913,912.33/71,842,143.58 = 21,973,723.54/x
  3. Step 3: Cross multiply
    47,913,912.33x = 71,842,143.58 × 21,973,723.54
  4. Step 4: Simplify right side
    47,913,912.33x = 1,578,639,401,313,366.25
  5. Step 5: Solve for x
    x = 1,578,639,401,313,366.25/47,913,912.33
  6. Step 6: Final answer
    x = 32,947,411.82

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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.