Home / 8,613,048.82-12,921,464.96-2,547,307.64

Finding the Fourth Proportional to 8,613,048.82, 12,921,464.96 and 2,547,307.64

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Solution

The fourth proportional to 8,613,048.82, 12,921,464.96 and 2,547,307.64 is: 3,821,520.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,613,048.82 : 12,921,464.96 = 2,547,307.64 : x
  2. Step 2: Convert to fraction form
    8,613,048.82/12,921,464.96 = 2,547,307.64/x
  3. Step 3: Cross multiply
    8,613,048.82x = 12,921,464.96 × 2,547,307.64
  4. Step 4: Simplify right side
    8,613,048.82x = 32,914,946,347,992.97
  5. Step 5: Solve for x
    x = 32,914,946,347,992.97/8,613,048.82
  6. Step 6: Final answer
    x = 3,821,520.93

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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.