Home / 7,517,272.21-10,368,475.65-6,899,069.27

Finding the Fourth Proportional to 7,517,272.21, 10,368,475.65 and 6,899,069.27

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Solution

The fourth proportional to 7,517,272.21, 10,368,475.65 and 6,899,069.27 is: 9,515,796.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,517,272.21 : 10,368,475.65 = 6,899,069.27 : x
  2. Step 2: Convert to fraction form
    7,517,272.21/10,368,475.65 = 6,899,069.27/x
  3. Step 3: Cross multiply
    7,517,272.21x = 10,368,475.65 × 6,899,069.27
  4. Step 4: Simplify right side
    7,517,272.21x = 71,532,831,759,579.47
  5. Step 5: Solve for x
    x = 71,532,831,759,579.47/7,517,272.21
  6. Step 6: Final answer
    x = 9,515,796.39

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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.