Home / 12,379,443.76-17,084,859.96-6,946,957.36

Finding the Fourth Proportional to 12,379,443.76, 17,084,859.96 and 6,946,957.36

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Solution

The fourth proportional to 12,379,443.76, 17,084,859.96 and 6,946,957.36 is: 9,587,490.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,379,443.76 : 17,084,859.96 = 6,946,957.36 : x
  2. Step 2: Convert to fraction form
    12,379,443.76/17,084,859.96 = 6,946,957.36/x
  3. Step 3: Cross multiply
    12,379,443.76x = 17,084,859.96 × 6,946,957.36
  4. Step 4: Simplify right side
    12,379,443.76x = 118,687,793,643,691.31
  5. Step 5: Solve for x
    x = 118,687,793,643,691.31/12,379,443.76
  6. Step 6: Final answer
    x = 9,587,490.03

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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.