Home / 5,261,043.56-7,886,899.74-2,563,860.20

Finding the Fourth Proportional to 5,261,043.56, 7,886,899.74 and 2,563,860.20

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Solution

The fourth proportional to 5,261,043.56, 7,886,899.74 and 2,563,860.20 is: 3,843,516.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261,043.56 : 7,886,899.74 = 2,563,860.20 : x
  2. Step 2: Convert to fraction form
    5,261,043.56/7,886,899.74 = 2,563,860.20/x
  3. Step 3: Cross multiply
    5,261,043.56x = 7,886,899.74 × 2,563,860.20
  4. Step 4: Simplify right side
    5,261,043.56x = 20,220,908,344,776.35
  5. Step 5: Solve for x
    x = 20,220,908,344,776.35/5,261,043.56
  6. Step 6: Final answer
    x = 3,843,516.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.