Home / 37,183,740.20-51,314,807.48-20,664,560.88

Finding the Fourth Proportional to 37,183,740.20, 51,314,807.48 and 20,664,560.88

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Solution

The fourth proportional to 37,183,740.20, 51,314,807.48 and 20,664,560.88 is: 28,517,786.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,183,740.20 : 51,314,807.48 = 20,664,560.88 : x
  2. Step 2: Convert to fraction form
    37,183,740.20/51,314,807.48 = 20,664,560.88/x
  3. Step 3: Cross multiply
    37,183,740.20x = 51,314,807.48 × 20,664,560.88
  4. Step 4: Simplify right side
    37,183,740.20x = 1,060,397,963,215,939.25
  5. Step 5: Solve for x
    x = 1,060,397,963,215,939.25/37,183,740.20
  6. Step 6: Final answer
    x = 28,517,786.47

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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.