Home / 14,969,226.60-20,657,412.38-8,690,336.54

Finding the Fourth Proportional to 14,969,226.60, 20,657,412.38 and 8,690,336.54

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Solution

The fourth proportional to 14,969,226.60, 20,657,412.38 and 8,690,336.54 is: 11,992,594.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,969,226.60 : 20,657,412.38 = 8,690,336.54 : x
  2. Step 2: Convert to fraction form
    14,969,226.60/20,657,412.38 = 8,690,336.54/x
  3. Step 3: Cross multiply
    14,969,226.60x = 20,657,412.38 × 8,690,336.54
  4. Step 4: Simplify right side
    14,969,226.60x = 179,519,865,627,762.34
  5. Step 5: Solve for x
    x = 179,519,865,627,762.34/14,969,226.60
  6. Step 6: Final answer
    x = 11,992,594.57

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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.