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Finding the Fourth Proportional to 8,308,916.17, 12,464,004.67 and 2,243,559.62

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Solution

The fourth proportional to 8,308,916.17, 12,464,004.67 and 2,243,559.62 is: 3,365,509.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,308,916.17 : 12,464,004.67 = 2,243,559.62 : x
  2. Step 2: Convert to fraction form
    8,308,916.17/12,464,004.67 = 2,243,559.62/x
  3. Step 3: Cross multiply
    8,308,916.17x = 12,464,004.67 × 2,243,559.62
  4. Step 4: Simplify right side
    8,308,916.17x = 27,963,737,606,654.54
  5. Step 5: Solve for x
    x = 27,963,737,606,654.54/8,308,916.17
  6. Step 6: Final answer
    x = 3,365,509.66

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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.