Home / 25,112,789.10-34,659,435.60-15,328,904.94

Finding the Fourth Proportional to 25,112,789.10, 34,659,435.60 and 15,328,904.94

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Solution

The fourth proportional to 25,112,789.10, 34,659,435.60 and 15,328,904.94 is: 21,156,200.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,112,789.10 : 34,659,435.60 = 15,328,904.94 : x
  2. Step 2: Convert to fraction form
    25,112,789.10/34,659,435.60 = 15,328,904.94/x
  3. Step 3: Cross multiply
    25,112,789.10x = 34,659,435.60 × 15,328,904.94
  4. Step 4: Simplify right side
    25,112,789.10x = 531,291,193,586,451.88
  5. Step 5: Solve for x
    x = 531,291,193,586,451.88/25,112,789.10
  6. Step 6: Final answer
    x = 21,156,200.19

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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.