Home / 22,102,916.50-30,504,087.84-12,935,566.54

Finding the Fourth Proportional to 22,102,916.50, 30,504,087.84 and 12,935,566.54

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Solution

The fourth proportional to 22,102,916.50, 30,504,087.84 and 12,935,566.54 is: 17,852,289.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,102,916.50 : 30,504,087.84 = 12,935,566.54 : x
  2. Step 2: Convert to fraction form
    22,102,916.50/30,504,087.84 = 12,935,566.54/x
  3. Step 3: Cross multiply
    22,102,916.50x = 30,504,087.84 × 12,935,566.54
  4. Step 4: Simplify right side
    22,102,916.50x = 394,587,657,996,324.88
  5. Step 5: Solve for x
    x = 394,587,657,996,324.88/22,102,916.50
  6. Step 6: Final answer
    x = 17,852,289.22

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1.5x scale

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.