Home / 15,445,052.27-21,314,433.75-8,476,378.24

Finding the Fourth Proportional to 15,445,052.27, 21,314,433.75 and 8,476,378.24

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Solution

The fourth proportional to 15,445,052.27, 21,314,433.75 and 8,476,378.24 is: 11,697,545.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,445,052.27 : 21,314,433.75 = 8,476,378.24 : x
  2. Step 2: Convert to fraction form
    15,445,052.27/21,314,433.75 = 8,476,378.24/x
  3. Step 3: Cross multiply
    15,445,052.27x = 21,314,433.75 × 8,476,378.24
  4. Step 4: Simplify right side
    15,445,052.27x = 180,669,202,438,993.28
  5. Step 5: Solve for x
    x = 180,669,202,438,993.28/15,445,052.27
  6. Step 6: Final answer
    x = 11,697,545.55

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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.