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Finding the Fourth Proportional to 14,656,697.40, 20,226,354.84 and 8,041,242.72

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Solution

The fourth proportional to 14,656,697.40, 20,226,354.84 and 8,041,242.72 is: 11,096,976.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,656,697.40 : 20,226,354.84 = 8,041,242.72 : x
  2. Step 2: Convert to fraction form
    14,656,697.40/20,226,354.84 = 8,041,242.72/x
  3. Step 3: Cross multiply
    14,656,697.40x = 20,226,354.84 × 8,041,242.72
  4. Step 4: Simplify right side
    14,656,697.40x = 162,645,028,609,286.75
  5. Step 5: Solve for x
    x = 162,645,028,609,286.75/14,656,697.40
  6. Step 6: Final answer
    x = 11,096,976.64

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.