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Finding the Fourth Proportional to 6,512,992.54, 9,757,157.54 and 4,347,488.01

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Solution

The fourth proportional to 6,512,992.54, 9,757,157.54 and 4,347,488.01 is: 6,513,000.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,512,992.54 : 9,757,157.54 = 4,347,488.01 : x
  2. Step 2: Convert to fraction form
    6,512,992.54/9,757,157.54 = 4,347,488.01/x
  3. Step 3: Cross multiply
    6,512,992.54x = 9,757,157.54 × 4,347,488.01
  4. Step 4: Simplify right side
    6,512,992.54x = 42,419,125,416,831.09
  5. Step 5: Solve for x
    x = 42,419,125,416,831.09/6,512,992.54
  6. Step 6: Final answer
    x = 6,513,000.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.