Home / 8,979,660.50-13,472,837.07-5,388,005.30

Finding the Fourth Proportional to 8,979,660.50, 13,472,837.07 and 5,388,005.30

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Solution

The fourth proportional to 8,979,660.50, 13,472,837.07 and 5,388,005.30 is: 8,084,015.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,979,660.50 : 13,472,837.07 = 5,388,005.30 : x
  2. Step 2: Convert to fraction form
    8,979,660.50/13,472,837.07 = 5,388,005.30/x
  3. Step 3: Cross multiply
    8,979,660.50x = 13,472,837.07 × 5,388,005.30
  4. Step 4: Simplify right side
    8,979,660.50x = 72,591,717,539,196.47
  5. Step 5: Solve for x
    x = 72,591,717,539,196.47/8,979,660.50
  6. Step 6: Final answer
    x = 8,084,015.82

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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.