Home / 13,188,001.30-19,782,001.95-10,948,513.30

Finding the Fourth Proportional to 13,188,001.30, 19,782,001.95 and 10,948,513.30

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Solution

The fourth proportional to 13,188,001.30, 19,782,001.95 and 10,948,513.30 is: 16,422,769.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,188,001.30 : 19,782,001.95 = 10,948,513.30 : x
  2. Step 2: Convert to fraction form
    13,188,001.30/19,782,001.95 = 10,948,513.30/x
  3. Step 3: Cross multiply
    13,188,001.30x = 19,782,001.95 × 10,948,513.30
  4. Step 4: Simplify right side
    13,188,001.30x = 216,583,511,450,200.94
  5. Step 5: Solve for x
    x = 216,583,511,450,200.94/13,188,001.30
  6. Step 6: Final answer
    x = 16,422,769.95

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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.