Home / 19,738,688.80-29,608,033.20-11,235,632.80

Finding the Fourth Proportional to 19,738,688.80, 29,608,033.20 and 11,235,632.80

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Solution

The fourth proportional to 19,738,688.80, 29,608,033.20 and 11,235,632.80 is: 16,853,449.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,738,688.80 : 29,608,033.20 = 11,235,632.80 : x
  2. Step 2: Convert to fraction form
    19,738,688.80/29,608,033.20 = 11,235,632.80/x
  3. Step 3: Cross multiply
    19,738,688.80x = 29,608,033.20 × 11,235,632.80
  4. Step 4: Simplify right side
    19,738,688.80x = 332,664,988,965,409
  5. Step 5: Solve for x
    x = 332,664,988,965,409/19,738,688.80
  6. Step 6: Final answer
    x = 16,853,449.20

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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.