Home / 28,134,633.30-42,201,949.95-8,966,793.30

Finding the Fourth Proportional to 28,134,633.30, 42,201,949.95 and 8,966,793.30

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Solution

The fourth proportional to 28,134,633.30, 42,201,949.95 and 8,966,793.30 is: 13,450,189.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,134,633.30 : 42,201,949.95 = 8,966,793.30 : x
  2. Step 2: Convert to fraction form
    28,134,633.30/42,201,949.95 = 8,966,793.30/x
  3. Step 3: Cross multiply
    28,134,633.30x = 42,201,949.95 × 8,966,793.30
  4. Step 4: Simplify right side
    28,134,633.30x = 378,416,162,058,595.38
  5. Step 5: Solve for x
    x = 378,416,162,058,595.38/28,134,633.30
  6. Step 6: Final answer
    x = 13,450,189.95

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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.