Home / 6,640,222.16-9,163,264.64-3,699,887.31

Finding the Fourth Proportional to 6,640,222.16, 9,163,264.64 and 3,699,887.31

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Solution

The fourth proportional to 6,640,222.16, 9,163,264.64 and 3,699,887.31 is: 5,105,709.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,640,222.16 : 9,163,264.64 = 3,699,887.31 : x
  2. Step 2: Convert to fraction form
    6,640,222.16/9,163,264.64 = 3,699,887.31/x
  3. Step 3: Cross multiply
    6,640,222.16x = 9,163,264.64 × 3,699,887.31
  4. Step 4: Simplify right side
    6,640,222.16x = 33,903,046,541,208.28
  5. Step 5: Solve for x
    x = 33,903,046,541,208.28/6,640,222.16
  6. Step 6: Final answer
    x = 5,105,709.68

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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.