Home / 19,979,110.46-27,571,171.56-10,811,753.48

Finding the Fourth Proportional to 19,979,110.46, 27,571,171.56 and 10,811,753.48

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Solution

The fourth proportional to 19,979,110.46, 27,571,171.56 and 10,811,753.48 is: 14,920,219.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,979,110.46 : 27,571,171.56 = 10,811,753.48 : x
  2. Step 2: Convert to fraction form
    19,979,110.46/27,571,171.56 = 10,811,753.48/x
  3. Step 3: Cross multiply
    19,979,110.46x = 27,571,171.56 × 10,811,753.48
  4. Step 4: Simplify right side
    19,979,110.46x = 298,092,710,061,507
  5. Step 5: Solve for x
    x = 298,092,710,061,507/19,979,110.46
  6. Step 6: Final answer
    x = 14,920,219.33

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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.