Home / 14,635,245-20,185,265.34-9,992,764.20

Finding the Fourth Proportional to 14,635,245, 20,185,265.34 and 9,992,764.20

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Solution

The fourth proportional to 14,635,245, 20,185,265.34 and 9,992,764.20 is: 13,782,249.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,635,245 : 20,185,265.34 = 9,992,764.20 : x
  2. Step 2: Convert to fraction form
    14,635,245/20,185,265.34 = 9,992,764.20/x
  3. Step 3: Cross multiply
    14,635,245x = 20,185,265.34 × 9,992,764.20
  4. Step 4: Simplify right side
    14,635,245x = 201,706,596,857,052.81
  5. Step 5: Solve for x
    x = 201,706,596,857,052.81/14,635,245
  6. Step 6: Final answer
    x = 13,782,249.42

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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.