Home / 17,315,930.70-25,956,764.55-8,202,009.15

Finding the Fourth Proportional to 17,315,930.70, 25,956,764.55 and 8,202,009.15

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Solution

The fourth proportional to 17,315,930.70, 25,956,764.55 and 8,202,009.15 is: 12,294,899.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,315,930.70 : 25,956,764.55 = 8,202,009.15 : x
  2. Step 2: Convert to fraction form
    17,315,930.70/25,956,764.55 = 8,202,009.15/x
  3. Step 3: Cross multiply
    17,315,930.70x = 25,956,764.55 × 8,202,009.15
  4. Step 4: Simplify right side
    17,315,930.70x = 212,897,620,343,495.66
  5. Step 5: Solve for x
    x = 212,897,620,343,495.66/17,315,930.70
  6. Step 6: Final answer
    x = 12,294,899.07

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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.