Home / 7,951,569.60-11,927,354.40-6,691,857.60

Finding the Fourth Proportional to 7,951,569.60, 11,927,354.40 and 6,691,857.60

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Solution

The fourth proportional to 7,951,569.60, 11,927,354.40 and 6,691,857.60 is: 10,037,786.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,951,569.60 : 11,927,354.40 = 6,691,857.60 : x
  2. Step 2: Convert to fraction form
    7,951,569.60/11,927,354.40 = 6,691,857.60/x
  3. Step 3: Cross multiply
    7,951,569.60x = 11,927,354.40 × 6,691,857.60
  4. Step 4: Simplify right side
    7,951,569.60x = 79,816,157,189,533.44
  5. Step 5: Solve for x
    x = 79,816,157,189,533.44/7,951,569.60
  6. Step 6: Final answer
    x = 10,037,786.40

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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.