Home / 15,530,411.00-21,430,986.28-8,560,704.44

Finding the Fourth Proportional to 15,530,411.00, 21,430,986.28 and 8,560,704.44

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Solution

The fourth proportional to 15,530,411.00, 21,430,986.28 and 8,560,704.44 is: 11,813,231.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,530,411.00 : 21,430,986.28 = 8,560,704.44 : x
  2. Step 2: Convert to fraction form
    15,530,411.00/21,430,986.28 = 8,560,704.44/x
  3. Step 3: Cross multiply
    15,530,411.00x = 21,430,986.28 × 8,560,704.44
  4. Step 4: Simplify right side
    15,530,411.00x = 183,464,339,432,950.81
  5. Step 5: Solve for x
    x = 183,464,339,432,950.81/15,530,411.00
  6. Step 6: Final answer
    x = 11,813,231.43

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Double scale
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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.