Home / 12,994,920.73-17,933,202.09-7,114,455.67

Finding the Fourth Proportional to 12,994,920.73, 17,933,202.09 and 7,114,455.67

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Solution

The fourth proportional to 12,994,920.73, 17,933,202.09 and 7,114,455.67 is: 9,818,064.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,994,920.73 : 17,933,202.09 = 7,114,455.67 : x
  2. Step 2: Convert to fraction form
    12,994,920.73/17,933,202.09 = 7,114,455.67/x
  3. Step 3: Cross multiply
    12,994,920.73x = 17,933,202.09 × 7,114,455.67
  4. Step 4: Simplify right side
    12,994,920.73x = 127,584,971,290,456.34
  5. Step 5: Solve for x
    x = 127,584,971,290,456.34/12,994,920.73
  6. Step 6: Final answer
    x = 9,818,064.61

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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.