Home / 14,840,934.86-20,479,994.96-8,225,241.44

Finding the Fourth Proportional to 14,840,934.86, 20,479,994.96 and 8,225,241.44

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Solution

The fourth proportional to 14,840,934.86, 20,479,994.96 and 8,225,241.44 is: 11,350,558.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,840,934.86 : 20,479,994.96 = 8,225,241.44 : x
  2. Step 2: Convert to fraction form
    14,840,934.86/20,479,994.96 = 8,225,241.44/x
  3. Step 3: Cross multiply
    14,840,934.86x = 20,479,994.96 × 8,225,241.44
  4. Step 4: Simplify right side
    14,840,934.86x = 168,452,903,154,146.25
  5. Step 5: Solve for x
    x = 168,452,903,154,146.25/14,840,934.86
  6. Step 6: Final answer
    x = 11,350,558.76

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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.