Home / 14,758,089.42-20,365,286.46-8,562,656.22

Finding the Fourth Proportional to 14,758,089.42, 20,365,286.46 and 8,562,656.22

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Solution

The fourth proportional to 14,758,089.42, 20,365,286.46 and 8,562,656.22 is: 11,815,956.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,758,089.42 : 20,365,286.46 = 8,562,656.22 : x
  2. Step 2: Convert to fraction form
    14,758,089.42/20,365,286.46 = 8,562,656.22/x
  3. Step 3: Cross multiply
    14,758,089.42x = 20,365,286.46 × 8,562,656.22
  4. Step 4: Simplify right side
    14,758,089.42x = 174,380,946,778,800.81
  5. Step 5: Solve for x
    x = 174,380,946,778,800.81/14,758,089.42
  6. Step 6: Final answer
    x = 11,815,956.78

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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.