Home / 8,690,387.32-11,992,656.85-4,770,027.34

Finding the Fourth Proportional to 8,690,387.32, 11,992,656.85 and 4,770,027.34

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Solution

The fourth proportional to 8,690,387.32, 11,992,656.85 and 4,770,027.34 is: 6,582,595.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,690,387.32 : 11,992,656.85 = 4,770,027.34 : x
  2. Step 2: Convert to fraction form
    8,690,387.32/11,992,656.85 = 4,770,027.34/x
  3. Step 3: Cross multiply
    8,690,387.32x = 11,992,656.85 × 4,770,027.34
  4. Step 4: Simplify right side
    8,690,387.32x = 57,205,301,088,171.88
  5. Step 5: Solve for x
    x = 57,205,301,088,171.88/8,690,387.32
  6. Step 6: Final answer
    x = 6,582,595.11

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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.