Home / 8,921,047.25-13,367,946.56-6,635,518.81

Finding the Fourth Proportional to 8,921,047.25, 13,367,946.56 and 6,635,518.81

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Solution

The fourth proportional to 8,921,047.25, 13,367,946.56 and 6,635,518.81 is: 9,943,144.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,921,047.25 : 13,367,946.56 = 6,635,518.81 : x
  2. Step 2: Convert to fraction form
    8,921,047.25/13,367,946.56 = 6,635,518.81/x
  3. Step 3: Cross multiply
    8,921,047.25x = 13,367,946.56 × 6,635,518.81
  4. Step 4: Simplify right side
    8,921,047.25x = 88,703,260,783,357.33
  5. Step 5: Solve for x
    x = 88,703,260,783,357.33/8,921,047.25
  6. Step 6: Final answer
    x = 9,943,144.37

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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.