Home / 8,917,315.66-12,305,967.89-4,842,963.82

Finding the Fourth Proportional to 8,917,315.66, 12,305,967.89 and 4,842,963.82

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Solution

The fourth proportional to 8,917,315.66, 12,305,967.89 and 4,842,963.82 is: 6,683,329.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,917,315.66 : 12,305,967.89 = 4,842,963.82 : x
  2. Step 2: Convert to fraction form
    8,917,315.66/12,305,967.89 = 4,842,963.82/x
  3. Step 3: Cross multiply
    8,917,315.66x = 12,305,967.89 × 4,842,963.82
  4. Step 4: Simplify right side
    8,917,315.66x = 59,597,357,261,351.75
  5. Step 5: Solve for x
    x = 59,597,357,261,351.75/8,917,315.66
  6. Step 6: Final answer
    x = 6,683,329.33

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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.