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Finding the Fourth Proportional to 5,613,172.68, 7,746,171.68 and 3,034,847.32

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Solution

The fourth proportional to 5,613,172.68, 7,746,171.68 and 3,034,847.32 is: 4,188,085.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,613,172.68 : 7,746,171.68 = 3,034,847.32 : x
  2. Step 2: Convert to fraction form
    5,613,172.68/7,746,171.68 = 3,034,847.32/x
  3. Step 3: Cross multiply
    5,613,172.68x = 7,746,171.68 × 3,034,847.32
  4. Step 4: Simplify right side
    5,613,172.68x = 23,508,448,363,307.89
  5. Step 5: Solve for x
    x = 23,508,448,363,307.89/5,613,172.68
  6. Step 6: Final answer
    x = 4,188,085.72

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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.