Home / 11,558,335.50-15,944,455.67-7,146,650.86

Finding the Fourth Proportional to 11,558,335.50, 15,944,455.67 and 7,146,650.86

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Solution

The fourth proportional to 11,558,335.50, 15,944,455.67 and 7,146,650.86 is: 9,858,639.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,558,335.50 : 15,944,455.67 = 7,146,650.86 : x
  2. Step 2: Convert to fraction form
    11,558,335.50/15,944,455.67 = 7,146,650.86/x
  3. Step 3: Cross multiply
    11,558,335.50x = 15,944,455.67 × 7,146,650.86
  4. Step 4: Simplify right side
    11,558,335.50x = 113,949,457,750,642.97
  5. Step 5: Solve for x
    x = 113,949,457,750,642.97/11,558,335.50
  6. Step 6: Final answer
    x = 9,858,639.05

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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.