Home / 13,104,072.80-19,656,109.20-10,792,304.45

Finding the Fourth Proportional to 13,104,072.80, 19,656,109.20 and 10,792,304.45

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Solution

The fourth proportional to 13,104,072.80, 19,656,109.20 and 10,792,304.45 is: 16,188,456.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,104,072.80 : 19,656,109.20 = 10,792,304.45 : x
  2. Step 2: Convert to fraction form
    13,104,072.80/19,656,109.20 = 10,792,304.45/x
  3. Step 3: Cross multiply
    13,104,072.80x = 19,656,109.20 × 10,792,304.45
  4. Step 4: Simplify right side
    13,104,072.80x = 212,134,714,788,845.91
  5. Step 5: Solve for x
    x = 212,134,714,788,845.91/13,104,072.80
  6. Step 6: Final answer
    x = 16,188,456.68

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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.