Home / 7,989,959.70-11,026,144.77-4,318,864.23

Finding the Fourth Proportional to 7,989,959.70, 11,026,144.77 and 4,318,864.23

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Solution

The fourth proportional to 7,989,959.70, 11,026,144.77 and 4,318,864.23 is: 5,960,032.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,989,959.70 : 11,026,144.77 = 4,318,864.23 : x
  2. Step 2: Convert to fraction form
    7,989,959.70/11,026,144.77 = 4,318,864.23/x
  3. Step 3: Cross multiply
    7,989,959.70x = 11,026,144.77 × 4,318,864.23
  4. Step 4: Simplify right side
    7,989,959.70x = 47,620,422,241,954.58
  5. Step 5: Solve for x
    x = 47,620,422,241,954.58/7,989,959.70
  6. Step 6: Final answer
    x = 5,960,032.84

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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.