Home / 8,121,679.98-11,207,918.43-4,500,007.98

Finding the Fourth Proportional to 8,121,679.98, 11,207,918.43 and 4,500,007.98

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Solution

The fourth proportional to 8,121,679.98, 11,207,918.43 and 4,500,007.98 is: 6,210,011.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,121,679.98 : 11,207,918.43 = 4,500,007.98 : x
  2. Step 2: Convert to fraction form
    8,121,679.98/11,207,918.43 = 4,500,007.98/x
  3. Step 3: Cross multiply
    8,121,679.98x = 11,207,918.43 × 4,500,007.98
  4. Step 4: Simplify right side
    8,121,679.98x = 50,435,722,374,189.08
  5. Step 5: Solve for x
    x = 50,435,722,374,189.08/8,121,679.98
  6. Step 6: Final answer
    x = 6,210,011.04

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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.