Home / 15,962,362.30-22,028,059.91-8,620,195.03

Finding the Fourth Proportional to 15,962,362.30, 22,028,059.91 and 8,620,195.03

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Solution

The fourth proportional to 15,962,362.30, 22,028,059.91 and 8,620,195.03 is: 11,895,869.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,962,362.30 : 22,028,059.91 = 8,620,195.03 : x
  2. Step 2: Convert to fraction form
    15,962,362.30/22,028,059.91 = 8,620,195.03/x
  3. Step 3: Cross multiply
    15,962,362.30x = 22,028,059.91 × 8,620,195.03
  4. Step 4: Simplify right side
    15,962,362.30x = 189,886,172,606,793.91
  5. Step 5: Solve for x
    x = 189,886,172,606,793.91/15,962,362.30
  6. Step 6: Final answer
    x = 11,895,869.11

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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.