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Finding the Fourth Proportional to 5,970,846.72, 8,957,669.76 and 2,376,833.28

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Solution

The fourth proportional to 5,970,846.72, 8,957,669.76 and 2,376,833.28 is: 3,565,807.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,970,846.72 : 8,957,669.76 = 2,376,833.28 : x
  2. Step 2: Convert to fraction form
    5,970,846.72/8,957,669.76 = 2,376,833.28/x
  3. Step 3: Cross multiply
    5,970,846.72x = 8,957,669.76 × 2,376,833.28
  4. Step 4: Simplify right side
    5,970,846.72x = 21,290,887,596,817.61
  5. Step 5: Solve for x
    x = 21,290,887,596,817.61/5,970,846.72
  6. Step 6: Final answer
    x = 3,565,807.09

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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.