Home / 10,003,274.78-13,804,516.48-5,419,596.16

Finding the Fourth Proportional to 10,003,274.78, 13,804,516.48 and 5,419,596.16

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Solution

The fourth proportional to 10,003,274.78, 13,804,516.48 and 5,419,596.16 is: 7,479,041.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,003,274.78 : 13,804,516.48 = 5,419,596.16 : x
  2. Step 2: Convert to fraction form
    10,003,274.78/13,804,516.48 = 5,419,596.16/x
  3. Step 3: Cross multiply
    10,003,274.78x = 13,804,516.48 × 5,419,596.16
  4. Step 4: Simplify right side
    10,003,274.78x = 74,814,904,505,664.72
  5. Step 5: Solve for x
    x = 74,814,904,505,664.72/10,003,274.78
  6. Step 6: Final answer
    x = 7,479,041.23

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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.