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Finding the Fourth Proportional to 7,062,596.88, 9,746,096.76 and 4,006,745.52

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Solution

The fourth proportional to 7,062,596.88, 9,746,096.76 and 4,006,745.52 is: 5,529,146.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,062,596.88 : 9,746,096.76 = 4,006,745.52 : x
  2. Step 2: Convert to fraction form
    7,062,596.88/9,746,096.76 = 4,006,745.52/x
  3. Step 3: Cross multiply
    7,062,596.88x = 9,746,096.76 × 4,006,745.52
  4. Step 4: Simplify right side
    7,062,596.88x = 39,050,129,530,616.52
  5. Step 5: Solve for x
    x = 39,050,129,530,616.52/7,062,596.88
  6. Step 6: Final answer
    x = 5,529,146.03

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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.