Home / 15,048,099.88-20,767,658.60-8,522,890.14

Finding the Fourth Proportional to 15,048,099.88, 20,767,658.60 and 8,522,890.14

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Solution

The fourth proportional to 15,048,099.88, 20,767,658.60 and 8,522,890.14 is: 11,762,313.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,048,099.88 : 20,767,658.60 = 8,522,890.14 : x
  2. Step 2: Convert to fraction form
    15,048,099.88/20,767,658.60 = 8,522,890.14/x
  3. Step 3: Cross multiply
    15,048,099.88x = 20,767,658.60 × 8,522,890.14
  4. Step 4: Simplify right side
    15,048,099.88x = 177,000,472,712,826.22
  5. Step 5: Solve for x
    x = 177,000,472,712,826.22/15,048,099.88
  6. Step 6: Final answer
    x = 11,762,313.79

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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.