Home / 6,310,514.40-8,709,201.78-3,661,945.32

Finding the Fourth Proportional to 6,310,514.40, 8,709,201.78 and 3,661,945.32

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Solution

The fourth proportional to 6,310,514.40, 8,709,201.78 and 3,661,945.32 is: 5,053,886.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,310,514.40 : 8,709,201.78 = 3,661,945.32 : x
  2. Step 2: Convert to fraction form
    6,310,514.40/8,709,201.78 = 3,661,945.32/x
  3. Step 3: Cross multiply
    6,310,514.40x = 8,709,201.78 × 3,661,945.32
  4. Step 4: Simplify right side
    6,310,514.40x = 31,892,620,699,206.66
  5. Step 5: Solve for x
    x = 31,892,620,699,206.66/6,310,514.40
  6. Step 6: Final answer
    x = 5,053,886.05

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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.