Home / 12,705,282.11-19,058,752.62-9,303,748.67

Finding the Fourth Proportional to 12,705,282.11, 19,058,752.62 and 9,303,748.67

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Solution

The fourth proportional to 12,705,282.11, 19,058,752.62 and 9,303,748.67 is: 13,956,230.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,705,282.11 : 19,058,752.62 = 9,303,748.67 : x
  2. Step 2: Convert to fraction form
    12,705,282.11/19,058,752.62 = 9,303,748.67/x
  3. Step 3: Cross multiply
    12,705,282.11x = 19,058,752.62 × 9,303,748.67
  4. Step 4: Simplify right side
    12,705,282.11x = 177,317,844,244,890.25
  5. Step 5: Solve for x
    x = 177,317,844,244,890.25/12,705,282.11
  6. Step 6: Final answer
    x = 13,956,230.39

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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.