Home / 6,128,326.54-9,180,530.99-4,774,148.44

Finding the Fourth Proportional to 6,128,326.54, 9,180,530.99 and 4,774,148.44

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Solution

The fourth proportional to 6,128,326.54, 9,180,530.99 and 4,774,148.44 is: 7,151,906.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128,326.54 : 9,180,530.99 = 4,774,148.44 : x
  2. Step 2: Convert to fraction form
    6,128,326.54/9,180,530.99 = 4,774,148.44/x
  3. Step 3: Cross multiply
    6,128,326.54x = 9,180,530.99 × 4,774,148.44
  4. Step 4: Simplify right side
    6,128,326.54x = 43,829,217,675,361.14
  5. Step 5: Solve for x
    x = 43,829,217,675,361.14/6,128,326.54
  6. Step 6: Final answer
    x = 7,151,906.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.