Home / 15,788,291.14-21,787,835.52-8,544,947.14

Finding the Fourth Proportional to 15,788,291.14, 21,787,835.52 and 8,544,947.14

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Solution

The fourth proportional to 15,788,291.14, 21,787,835.52 and 8,544,947.14 is: 11,792,023.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,788,291.14 : 21,787,835.52 = 8,544,947.14 : x
  2. Step 2: Convert to fraction form
    15,788,291.14/21,787,835.52 = 8,544,947.14/x
  3. Step 3: Cross multiply
    15,788,291.14x = 21,787,835.52 × 8,544,947.14
  4. Step 4: Simplify right side
    15,788,291.14x = 186,175,902,813,414.44
  5. Step 5: Solve for x
    x = 186,175,902,813,414.44/15,788,291.14
  6. Step 6: Final answer
    x = 11,792,023.67

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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.