Home / 53,801,739.90-74,240,269.83-30,275,732.61

Finding the Fourth Proportional to 53,801,739.90, 74,240,269.83 and 30,275,732.61

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Solution

The fourth proportional to 53,801,739.90, 74,240,269.83 and 30,275,732.61 is: 41,777,060.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,801,739.90 : 74,240,269.83 = 30,275,732.61 : x
  2. Step 2: Convert to fraction form
    53,801,739.90/74,240,269.83 = 30,275,732.61/x
  3. Step 3: Cross multiply
    53,801,739.90x = 74,240,269.83 × 30,275,732.61
  4. Step 4: Simplify right side
    53,801,739.90x = 2,247,678,558,267,330
  5. Step 5: Solve for x
    x = 2,247,678,558,267,330/53,801,739.90
  6. Step 6: Final answer
    x = 41,777,060.79

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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.