Home / 8,438,464.98-11,645,137.56-4,570,986.06

Finding the Fourth Proportional to 8,438,464.98, 11,645,137.56 and 4,570,986.06

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Solution

The fourth proportional to 8,438,464.98, 11,645,137.56 and 4,570,986.06 is: 6,307,991.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,438,464.98 : 11,645,137.56 = 4,570,986.06 : x
  2. Step 2: Convert to fraction form
    8,438,464.98/11,645,137.56 = 4,570,986.06/x
  3. Step 3: Cross multiply
    8,438,464.98x = 11,645,137.56 × 4,570,986.06
  4. Step 4: Simplify right side
    8,438,464.98x = 53,229,761,453,542.41
  5. Step 5: Solve for x
    x = 53,229,761,453,542.41/8,438,464.98
  6. Step 6: Final answer
    x = 6,307,991.04

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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.