Home / 13,298,005.17-19,947,013.29-3,200,626.17

Finding the Fourth Proportional to 13,298,005.17, 19,947,013.29 and 3,200,626.17

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Solution

The fourth proportional to 13,298,005.17, 19,947,013.29 and 3,200,626.17 is: 4,800,940.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,298,005.17 : 19,947,013.29 = 3,200,626.17 : x
  2. Step 2: Convert to fraction form
    13,298,005.17/19,947,013.29 = 3,200,626.17/x
  3. Step 3: Cross multiply
    13,298,005.17x = 19,947,013.29 × 3,200,626.17
  4. Step 4: Simplify right side
    13,298,005.17x = 63,842,932,749,311.80
  5. Step 5: Solve for x
    x = 63,842,932,749,311.80/13,298,005.17
  6. Step 6: Final answer
    x = 4,800,940.59

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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.