Home / 6,640,234.20-9,163,281.24-3,699,899.28

Finding the Fourth Proportional to 6,640,234.20, 9,163,281.24 and 3,699,899.28

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Solution

The fourth proportional to 6,640,234.20, 9,163,281.24 and 3,699,899.28 is: 5,105,726.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,640,234.20 : 9,163,281.24 = 3,699,899.28 : x
  2. Step 2: Convert to fraction form
    6,640,234.20/9,163,281.24 = 3,699,899.28/x
  3. Step 3: Cross multiply
    6,640,234.20x = 9,163,281.24 × 3,699,899.28
  4. Step 4: Simplify right side
    6,640,234.20x = 33,903,217,662,313.51
  5. Step 5: Solve for x
    x = 33,903,217,662,313.51/6,640,234.20
  6. Step 6: Final answer
    x = 5,105,726.19

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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.