Home / 12,168,975.60-16,794,118.96-6,942,098.80

Finding the Fourth Proportional to 12,168,975.60, 16,794,118.96 and 6,942,098.80

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Solution

The fourth proportional to 12,168,975.60, 16,794,118.96 and 6,942,098.80 is: 9,580,628.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,168,975.60 : 16,794,118.96 = 6,942,098.80 : x
  2. Step 2: Convert to fraction form
    12,168,975.60/16,794,118.96 = 6,942,098.80/x
  3. Step 3: Cross multiply
    12,168,975.60x = 16,794,118.96 × 6,942,098.80
  4. Step 4: Simplify right side
    12,168,975.60x = 116,586,433,079,273.25
  5. Step 5: Solve for x
    x = 116,586,433,079,273.25/12,168,975.60
  6. Step 6: Final answer
    x = 9,580,628.39

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1.5x scale

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.