Home / 12,846,996.66-17,729,976.58-7,046,899.40

Finding the Fourth Proportional to 12,846,996.66, 17,729,976.58 and 7,046,899.40

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Solution

The fourth proportional to 12,846,996.66, 17,729,976.58 and 7,046,899.40 is: 9,725,336.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,846,996.66 : 17,729,976.58 = 7,046,899.40 : x
  2. Step 2: Convert to fraction form
    12,846,996.66/17,729,976.58 = 7,046,899.40/x
  3. Step 3: Cross multiply
    12,846,996.66x = 17,729,976.58 × 7,046,899.40
  4. Step 4: Simplify right side
    12,846,996.66x = 124,941,361,323,616.05
  5. Step 5: Solve for x
    x = 124,941,361,323,616.05/12,846,996.66
  6. Step 6: Final answer
    x = 9,725,336.17

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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.