Home / 8,703,855.41-13,057,997.45-5,112,659.25

Finding the Fourth Proportional to 8,703,855.41, 13,057,997.45 and 5,112,659.25

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Solution

The fourth proportional to 8,703,855.41, 13,057,997.45 and 5,112,659.25 is: 7,670,289.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,703,855.41 : 13,057,997.45 = 5,112,659.25 : x
  2. Step 2: Convert to fraction form
    8,703,855.41/13,057,997.45 = 5,112,659.25/x
  3. Step 3: Cross multiply
    8,703,855.41x = 13,057,997.45 × 5,112,659.25
  4. Step 4: Simplify right side
    8,703,855.41x = 66,761,091,423,655.62
  5. Step 5: Solve for x
    x = 66,761,091,423,655.62/8,703,855.41
  6. Step 6: Final answer
    x = 7,670,289.58

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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.