Home / 7,664,999.60-11,493,125.40-2,872,845.20

Finding the Fourth Proportional to 7,664,999.60, 11,493,125.40 and 2,872,845.20

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Solution

The fourth proportional to 7,664,999.60, 11,493,125.40 and 2,872,845.20 is: 4,307,628.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,664,999.60 : 11,493,125.40 = 2,872,845.20 : x
  2. Step 2: Convert to fraction form
    7,664,999.60/11,493,125.40 = 2,872,845.20/x
  3. Step 3: Cross multiply
    7,664,999.60x = 11,493,125.40 × 2,872,845.20
  4. Step 4: Simplify right side
    7,664,999.60x = 33,017,970,138,388.08
  5. Step 5: Solve for x
    x = 33,017,970,138,388.08/7,664,999.60
  6. Step 6: Final answer
    x = 4,307,628.42

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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.