Home / 12,008,508.50-18,012,552.59-4,722,724.91

Finding the Fourth Proportional to 12,008,508.50, 18,012,552.59 and 4,722,724.91

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Solution

The fourth proportional to 12,008,508.50, 18,012,552.59 and 4,722,724.91 is: 7,084,004.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,008,508.50 : 18,012,552.59 = 4,722,724.91 : x
  2. Step 2: Convert to fraction form
    12,008,508.50/18,012,552.59 = 4,722,724.91/x
  3. Step 3: Cross multiply
    12,008,508.50x = 18,012,552.59 × 4,722,724.91
  4. Step 4: Simplify right side
    12,008,508.50x = 85,068,330,695,801.64
  5. Step 5: Solve for x
    x = 85,068,330,695,801.64/12,008,508.50
  6. Step 6: Final answer
    x = 7,084,004.71

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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.