Home / 10,863,727.70-16,276,929.15-5,171,695.70

Finding the Fourth Proportional to 10,863,727.70, 16,276,929.15 and 5,171,695.70

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Solution

The fourth proportional to 10,863,727.70, 16,276,929.15 and 5,171,695.70 is: 7,748,659.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,863,727.70 : 16,276,929.15 = 5,171,695.70 : x
  2. Step 2: Convert to fraction form
    10,863,727.70/16,276,929.15 = 5,171,695.70/x
  3. Step 3: Cross multiply
    10,863,727.70x = 16,276,929.15 × 5,171,695.70
  4. Step 4: Simplify right side
    10,863,727.70x = 84,179,324,494,259.66
  5. Step 5: Solve for x
    x = 84,179,324,494,259.66/10,863,727.70
  6. Step 6: Final answer
    x = 7,748,659.28

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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.