Home / 19,538,590.30-26,945,610.66-12,197,104.67

Finding the Fourth Proportional to 19,538,590.30, 26,945,610.66 and 12,197,104.67

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Solution

The fourth proportional to 19,538,590.30, 26,945,610.66 and 12,197,104.67 is: 16,820,990.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,538,590.30 : 26,945,610.66 = 12,197,104.67 : x
  2. Step 2: Convert to fraction form
    19,538,590.30/26,945,610.66 = 12,197,104.67/x
  3. Step 3: Cross multiply
    19,538,590.30x = 26,945,610.66 × 12,197,104.67
  4. Step 4: Simplify right side
    19,538,590.30x = 328,658,433,684,451.81
  5. Step 5: Solve for x
    x = 328,658,433,684,451.81/19,538,590.30
  6. Step 6: Final answer
    x = 16,820,990.09

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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.