Home / 12,470,015.70-18,705,023.55-12,096,767.70

Finding the Fourth Proportional to 12,470,015.70, 18,705,023.55 and 12,096,767.70

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Solution

The fourth proportional to 12,470,015.70, 18,705,023.55 and 12,096,767.70 is: 18,145,151.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,470,015.70 : 18,705,023.55 = 12,096,767.70 : x
  2. Step 2: Convert to fraction form
    12,470,015.70/18,705,023.55 = 12,096,767.70/x
  3. Step 3: Cross multiply
    12,470,015.70x = 18,705,023.55 × 12,096,767.70
  4. Step 4: Simplify right side
    12,470,015.70x = 226,270,324,707,379.34
  5. Step 5: Solve for x
    x = 226,270,324,707,379.34/12,470,015.70
  6. Step 6: Final answer
    x = 18,145,151.55

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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.