Home / 51,005,997.92-70,385,080.56-28,113,453.92

Finding the Fourth Proportional to 51,005,997.92, 70,385,080.56 and 28,113,453.92

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Solution

The fourth proportional to 51,005,997.92, 70,385,080.56 and 28,113,453.92 is: 38,794,804.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,005,997.92 : 70,385,080.56 = 28,113,453.92 : x
  2. Step 2: Convert to fraction form
    51,005,997.92/70,385,080.56 = 28,113,453.92/x
  3. Step 3: Cross multiply
    51,005,997.92x = 70,385,080.56 × 28,113,453.92
  4. Step 4: Simplify right side
    51,005,997.92x = 1,978,767,718,979,048
  5. Step 5: Solve for x
    x = 1,978,767,718,979,048/51,005,997.92
  6. Step 6: Final answer
    x = 38,794,804.53

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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.