Home / 37,182,648.89-51,313,300.04-20,663,469.71

Finding the Fourth Proportional to 37,182,648.89, 51,313,300.04 and 20,663,469.71

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Solution

The fourth proportional to 37,182,648.89, 51,313,300.04 and 20,663,469.71 is: 28,516,279.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,182,648.89 : 51,313,300.04 = 20,663,469.71 : x
  2. Step 2: Convert to fraction form
    37,182,648.89/51,313,300.04 = 20,663,469.71/x
  3. Step 3: Cross multiply
    37,182,648.89x = 51,313,300.04 × 20,663,469.71
  4. Step 4: Simplify right side
    37,182,648.89x = 1,060,310,820,736,797.75
  5. Step 5: Solve for x
    x = 1,060,310,820,736,797.75/37,182,648.89
  6. Step 6: Final answer
    x = 28,516,279.84

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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.