Home / 8,563,721.61-11,817,923.04-4,643,470.61

Finding the Fourth Proportional to 8,563,721.61, 11,817,923.04 and 4,643,470.61

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Solution

The fourth proportional to 8,563,721.61, 11,817,923.04 and 4,643,470.61 is: 6,407,982.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,563,721.61 : 11,817,923.04 = 4,643,470.61 : x
  2. Step 2: Convert to fraction form
    8,563,721.61/11,817,923.04 = 4,643,470.61/x
  3. Step 3: Cross multiply
    8,563,721.61x = 11,817,923.04 × 4,643,470.61
  4. Step 4: Simplify right side
    8,563,721.61x = 54,876,178,307,481.85
  5. Step 5: Solve for x
    x = 54,876,178,307,481.85/8,563,721.61
  6. Step 6: Final answer
    x = 6,407,982.51

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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.