Home / 13,298,016.20-19,947,029.82-3,200,637.20

Finding the Fourth Proportional to 13,298,016.20, 19,947,029.82 and 3,200,637.20

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Solution

The fourth proportional to 13,298,016.20, 19,947,029.82 and 3,200,637.20 is: 4,800,957.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,298,016.20 : 19,947,029.82 = 3,200,637.20 : x
  2. Step 2: Convert to fraction form
    13,298,016.20/19,947,029.82 = 3,200,637.20/x
  3. Step 3: Cross multiply
    13,298,016.20x = 19,947,029.82 × 3,200,637.20
  4. Step 4: Simplify right side
    13,298,016.20x = 63,843,205,671,401.31
  5. Step 5: Solve for x
    x = 63,843,205,671,401.31/13,298,016.20
  6. Step 6: Final answer
    x = 4,800,957.13

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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.