Home / 5,099,108.76-7,036,633.62-2,807,286.66

Finding the Fourth Proportional to 5,099,108.76, 7,036,633.62 and 2,807,286.66

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Solution

The fourth proportional to 5,099,108.76, 7,036,633.62 and 2,807,286.66 is: 3,873,980.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,099,108.76 : 7,036,633.62 = 2,807,286.66 : x
  2. Step 2: Convert to fraction form
    5,099,108.76/7,036,633.62 = 2,807,286.66/x
  3. Step 3: Cross multiply
    5,099,108.76x = 7,036,633.62 × 2,807,286.66
  4. Step 4: Simplify right side
    5,099,108.76x = 19,753,847,692,733.51
  5. Step 5: Solve for x
    x = 19,753,847,692,733.51/5,099,108.76
  6. Step 6: Final answer
    x = 3,873,980.46

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Double scale
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1.5x scale

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.