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Finding the Fourth Proportional to 6,663,747.86, 9,993,552.78 and 2,403,362.24

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Solution

The fourth proportional to 6,663,747.86, 9,993,552.78 and 2,403,362.24 is: 3,604,297.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,663,747.86 : 9,993,552.78 = 2,403,362.24 : x
  2. Step 2: Convert to fraction form
    6,663,747.86/9,993,552.78 = 2,403,362.24/x
  3. Step 3: Cross multiply
    6,663,747.86x = 9,993,552.78 × 2,403,362.24
  4. Step 4: Simplify right side
    6,663,747.86x = 24,018,127,394,899.03
  5. Step 5: Solve for x
    x = 24,018,127,394,899.03/6,663,747.86
  6. Step 6: Final answer
    x = 3,604,297.15

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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.