Home / 5,298,828.49-7,311,966.45-3,006,989.18

Finding the Fourth Proportional to 5,298,828.49, 7,311,966.45 and 3,006,989.18

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Solution

The fourth proportional to 5,298,828.49, 7,311,966.45 and 3,006,989.18 is: 4,149,408.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,298,828.49 : 7,311,966.45 = 3,006,989.18 : x
  2. Step 2: Convert to fraction form
    5,298,828.49/7,311,966.45 = 3,006,989.18/x
  3. Step 3: Cross multiply
    5,298,828.49x = 7,311,966.45 × 3,006,989.18
  4. Step 4: Simplify right side
    5,298,828.49x = 21,987,003,951,836.97
  5. Step 5: Solve for x
    x = 21,987,003,951,836.97/5,298,828.49
  6. Step 6: Final answer
    x = 4,149,408.50

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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.