Home / 6,411,509.88-8,847,883.46-3,511,078.12

Finding the Fourth Proportional to 6,411,509.88, 8,847,883.46 and 3,511,078.12

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Solution

The fourth proportional to 6,411,509.88, 8,847,883.46 and 3,511,078.12 is: 4,845,287.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,411,509.88 : 8,847,883.46 = 3,511,078.12 : x
  2. Step 2: Convert to fraction form
    6,411,509.88/8,847,883.46 = 3,511,078.12/x
  3. Step 3: Cross multiply
    6,411,509.88x = 8,847,883.46 × 3,511,078.12
  4. Step 4: Simplify right side
    6,411,509.88x = 31,065,610,024,715.90
  5. Step 5: Solve for x
    x = 31,065,610,024,715.90/6,411,509.88
  6. Step 6: Final answer
    x = 4,845,287.71

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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.