Home / 9,519,843.54-13,137,612.36-5,169,113.22

Finding the Fourth Proportional to 9,519,843.54, 13,137,612.36 and 5,169,113.22

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Solution

The fourth proportional to 9,519,843.54, 13,137,612.36 and 5,169,113.22 is: 7,133,500.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,519,843.54 : 13,137,612.36 = 5,169,113.22 : x
  2. Step 2: Convert to fraction form
    9,519,843.54/13,137,612.36 = 5,169,113.22/x
  3. Step 3: Cross multiply
    9,519,843.54x = 13,137,612.36 × 5,169,113.22
  4. Step 4: Simplify right side
    9,519,843.54x = 67,909,805,729,311.39
  5. Step 5: Solve for x
    x = 67,909,805,729,311.39/9,519,843.54
  6. Step 6: Final answer
    x = 7,133,500.19

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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.