Home / 10,022,691.11-13,831,322.78-5,439,012.53

Finding the Fourth Proportional to 10,022,691.11, 13,831,322.78 and 5,439,012.53

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Solution

The fourth proportional to 10,022,691.11, 13,831,322.78 and 5,439,012.53 is: 7,505,842.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,022,691.11 : 13,831,322.78 = 5,439,012.53 : x
  2. Step 2: Convert to fraction form
    10,022,691.11/13,831,322.78 = 5,439,012.53/x
  3. Step 3: Cross multiply
    10,022,691.11x = 13,831,322.78 × 5,439,012.53
  4. Step 4: Simplify right side
    10,022,691.11x = 75,228,737,879,699.38
  5. Step 5: Solve for x
    x = 75,228,737,879,699.38/10,022,691.11
  6. Step 6: Final answer
    x = 7,505,842.20

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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.