Home / 5,120,701.83-7,682,159.90-2,724,198.16

Finding the Fourth Proportional to 5,120,701.83, 7,682,159.90 and 2,724,198.16

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Solution

The fourth proportional to 5,120,701.83, 7,682,159.90 and 2,724,198.16 is: 4,086,886.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,120,701.83 : 7,682,159.90 = 2,724,198.16 : x
  2. Step 2: Convert to fraction form
    5,120,701.83/7,682,159.90 = 2,724,198.16/x
  3. Step 3: Cross multiply
    5,120,701.83x = 7,682,159.90 × 2,724,198.16
  4. Step 4: Simplify right side
    5,120,701.83x = 20,927,725,864,405.79
  5. Step 5: Solve for x
    x = 20,927,725,864,405.79/5,120,701.83
  6. Step 6: Final answer
    x = 4,086,886.24

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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.