Home / 8,639,577.90-11,922,587.96-4,968,321.17

Finding the Fourth Proportional to 8,639,577.90, 11,922,587.96 and 4,968,321.17

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Solution

The fourth proportional to 8,639,577.90, 11,922,587.96 and 4,968,321.17 is: 6,856,266.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,639,577.90 : 11,922,587.96 = 4,968,321.17 : x
  2. Step 2: Convert to fraction form
    8,639,577.90/11,922,587.96 = 4,968,321.17/x
  3. Step 3: Cross multiply
    8,639,577.90x = 11,922,587.96 × 4,968,321.17
  4. Step 4: Simplify right side
    8,639,577.90x = 59,235,246,078,400.57
  5. Step 5: Solve for x
    x = 59,235,246,078,400.57/8,639,577.90
  6. Step 6: Final answer
    x = 6,856,266.22

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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.