Home / 10,022,174.32-13,830,637.80-5,438,496.64

Finding the Fourth Proportional to 10,022,174.32, 13,830,637.80 and 5,438,496.64

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Solution

The fourth proportional to 10,022,174.32, 13,830,637.80 and 5,438,496.64 is: 7,505,145.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,022,174.32 : 13,830,637.80 = 5,438,496.64 : x
  2. Step 2: Convert to fraction form
    10,022,174.32/13,830,637.80 = 5,438,496.64/x
  3. Step 3: Cross multiply
    10,022,174.32x = 13,830,637.80 × 5,438,496.64
  4. Step 4: Simplify right side
    10,022,174.32x = 75,217,877,204,356.98
  5. Step 5: Solve for x
    x = 75,217,877,204,356.98/10,022,174.32
  6. Step 6: Final answer
    x = 7,505,145.57

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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.