Home / 8,340,122-11,509,290.60-4,718,450

Finding the Fourth Proportional to 8,340,122, 11,509,290.60 and 4,718,450

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Solution

The fourth proportional to 8,340,122, 11,509,290.60 and 4,718,450 is: 6,511,417.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,340,122 : 11,509,290.60 = 4,718,450 : x
  2. Step 2: Convert to fraction form
    8,340,122/11,509,290.60 = 4,718,450/x
  3. Step 3: Cross multiply
    8,340,122x = 11,509,290.60 × 4,718,450
  4. Step 4: Simplify right side
    8,340,122x = 54,306,012,231,570
  5. Step 5: Solve for x
    x = 54,306,012,231,570/8,340,122
  6. Step 6: Final answer
    x = 6,511,417.01

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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.