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Finding the Fourth Proportional to 7,244,392.67, 9,998,608.58 and 4,146,916.02

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Solution

The fourth proportional to 7,244,392.67, 9,998,608.58 and 4,146,916.02 is: 5,723,515.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244,392.67 : 9,998,608.58 = 4,146,916.02 : x
  2. Step 2: Convert to fraction form
    7,244,392.67/9,998,608.58 = 4,146,916.02/x
  3. Step 3: Cross multiply
    7,244,392.67x = 9,998,608.58 × 4,146,916.02
  4. Step 4: Simplify right side
    7,244,392.67x = 41,463,390,098,111.45
  5. Step 5: Solve for x
    x = 41,463,390,098,111.45/7,244,392.67
  6. Step 6: Final answer
    x = 5,723,515.00

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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.