Home / 7,963,569.64-11,945,398.20-1,979,937.64

Finding the Fourth Proportional to 7,963,569.64, 11,945,398.20 and 1,979,937.64

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Solution

The fourth proportional to 7,963,569.64, 11,945,398.20 and 1,979,937.64 is: 2,969,917.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,963,569.64 : 11,945,398.20 = 1,979,937.64 : x
  2. Step 2: Convert to fraction form
    7,963,569.64/11,945,398.20 = 1,979,937.64/x
  3. Step 3: Cross multiply
    7,963,569.64x = 11,945,398.20 × 1,979,937.64
  4. Step 4: Simplify right side
    7,963,569.64x = 23,651,143,520,968.25
  5. Step 5: Solve for x
    x = 23,651,143,520,968.25/7,963,569.64
  6. Step 6: Final answer
    x = 2,969,917.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.