Home / 9,268,372.90-13,902,559.35-5,479,905.70

Finding the Fourth Proportional to 9,268,372.90, 13,902,559.35 and 5,479,905.70

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Solution

The fourth proportional to 9,268,372.90, 13,902,559.35 and 5,479,905.70 is: 8,219,858.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,268,372.90 : 13,902,559.35 = 5,479,905.70 : x
  2. Step 2: Convert to fraction form
    9,268,372.90/13,902,559.35 = 5,479,905.70/x
  3. Step 3: Cross multiply
    9,268,372.90x = 13,902,559.35 × 5,479,905.70
  4. Step 4: Simplify right side
    9,268,372.90x = 76,184,714,226,653.30
  5. Step 5: Solve for x
    x = 76,184,714,226,653.30/9,268,372.90
  6. Step 6: Final answer
    x = 8,219,858.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.