Home / 6,641,313.35-9,161,881.08-3,886,310.75

Finding the Fourth Proportional to 6,641,313.35, 9,161,881.08 and 3,886,310.75

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Solution

The fourth proportional to 6,641,313.35, 9,161,881.08 and 3,886,310.75 is: 5,361,276.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,641,313.35 : 9,161,881.08 = 3,886,310.75 : x
  2. Step 2: Convert to fraction form
    6,641,313.35/9,161,881.08 = 3,886,310.75/x
  3. Step 3: Cross multiply
    6,641,313.35x = 9,161,881.08 × 3,886,310.75
  4. Step 4: Simplify right side
    6,641,313.35x = 35,605,916,931,425.61
  5. Step 5: Solve for x
    x = 35,605,916,931,425.61/6,641,313.35
  6. Step 6: Final answer
    x = 5,361,276.46

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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.