Home / 5,413,730.27-8,121,619.59-2,175,520.02

Finding the Fourth Proportional to 5,413,730.27, 8,121,619.59 and 2,175,520.02

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Solution

The fourth proportional to 5,413,730.27, 8,121,619.59 and 2,175,520.02 is: 3,263,691.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413,730.27 : 8,121,619.59 = 2,175,520.02 : x
  2. Step 2: Convert to fraction form
    5,413,730.27/8,121,619.59 = 2,175,520.02/x
  3. Step 3: Cross multiply
    5,413,730.27x = 8,121,619.59 × 2,175,520.02
  4. Step 4: Simplify right side
    5,413,730.27x = 17,668,746,001,991.59
  5. Step 5: Solve for x
    x = 17,668,746,001,991.59/5,413,730.27
  6. Step 6: Final answer
    x = 3,263,691.60

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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.