Home / 8,965,249.60-13,377,949.52-7,999,064.32

Finding the Fourth Proportional to 8,965,249.60, 13,377,949.52 and 7,999,064.32

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Solution

The fourth proportional to 8,965,249.60, 13,377,949.52 and 7,999,064.32 is: 11,936,207.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,965,249.60 : 13,377,949.52 = 7,999,064.32 : x
  2. Step 2: Convert to fraction form
    8,965,249.60/13,377,949.52 = 7,999,064.32/x
  3. Step 3: Cross multiply
    8,965,249.60x = 13,377,949.52 × 7,999,064.32
  4. Step 4: Simplify right side
    8,965,249.60x = 107,011,078,680,193.12
  5. Step 5: Solve for x
    x = 107,011,078,680,193.12/8,965,249.60
  6. Step 6: Final answer
    x = 11,936,207.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.