Home / 21,792,712.89-32,684,607.82-8,143,339.71

Finding the Fourth Proportional to 21,792,712.89, 32,684,607.82 and 8,143,339.71

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Solution

The fourth proportional to 21,792,712.89, 32,684,607.82 and 8,143,339.71 is: 12,213,342.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,792,712.89 : 32,684,607.82 = 8,143,339.71 : x
  2. Step 2: Convert to fraction form
    21,792,712.89/32,684,607.82 = 8,143,339.71/x
  3. Step 3: Cross multiply
    21,792,712.89x = 32,684,607.82 × 8,143,339.71
  4. Step 4: Simplify right side
    21,792,712.89x = 266,161,864,766,382.53
  5. Step 5: Solve for x
    x = 266,161,864,766,382.53/21,792,712.89
  6. Step 6: Final answer
    x = 12,213,342.42

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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.