Home / 19,792,822.17-29,679,916.21-7,667,962.95

Finding the Fourth Proportional to 19,792,822.17, 29,679,916.21 and 7,667,962.95

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Solution

The fourth proportional to 19,792,822.17, 29,679,916.21 and 7,667,962.95 is: 11,498,334.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,792,822.17 : 29,679,916.21 = 7,667,962.95 : x
  2. Step 2: Convert to fraction form
    19,792,822.17/29,679,916.21 = 7,667,962.95/x
  3. Step 3: Cross multiply
    19,792,822.17x = 29,679,916.21 × 7,667,962.95
  4. Step 4: Simplify right side
    19,792,822.17x = 227,584,497,857,384.44
  5. Step 5: Solve for x
    x = 227,584,497,857,384.44/19,792,822.17
  6. Step 6: Final answer
    x = 11,498,334.90

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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.