Home / 37,012,936.87-51,079,449.35-20,493,061.80

Finding the Fourth Proportional to 37,012,936.87, 51,079,449.35 and 20,493,061.80

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Solution

The fourth proportional to 37,012,936.87, 51,079,449.35 and 20,493,061.80 is: 28,281,309.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,012,936.87 : 51,079,449.35 = 20,493,061.80 : x
  2. Step 2: Convert to fraction form
    37,012,936.87/51,079,449.35 = 20,493,061.80/x
  3. Step 3: Cross multiply
    37,012,936.87x = 51,079,449.35 × 20,493,061.80
  4. Step 4: Simplify right side
    37,012,936.87x = 1,046,774,312,239,519.88
  5. Step 5: Solve for x
    x = 1,046,774,312,239,519.88/37,012,936.87
  6. Step 6: Final answer
    x = 28,281,309.21

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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.