Home / 7,116,616.02-9,820,749.42-3,976,906.62

Finding the Fourth Proportional to 7,116,616.02, 9,820,749.42 and 3,976,906.62

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Solution

The fourth proportional to 7,116,616.02, 9,820,749.42 and 3,976,906.62 is: 5,488,030.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,116,616.02 : 9,820,749.42 = 3,976,906.62 : x
  2. Step 2: Convert to fraction form
    7,116,616.02/9,820,749.42 = 3,976,906.62/x
  3. Step 3: Cross multiply
    7,116,616.02x = 9,820,749.42 × 3,976,906.62
  4. Step 4: Simplify right side
    7,116,616.02x = 39,056,203,381,759.16
  5. Step 5: Solve for x
    x = 39,056,203,381,759.16/7,116,616.02
  6. Step 6: Final answer
    x = 5,488,030.16

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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.