Home / 9,416,640.06-12,994,065.54-5,285,725.20

Finding the Fourth Proportional to 9,416,640.06, 12,994,065.54 and 5,285,725.20

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Solution

The fourth proportional to 9,416,640.06, 12,994,065.54 and 5,285,725.20 is: 7,293,796.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,416,640.06 : 12,994,065.54 = 5,285,725.20 : x
  2. Step 2: Convert to fraction form
    9,416,640.06/12,994,065.54 = 5,285,725.20/x
  3. Step 3: Cross multiply
    9,416,640.06x = 12,994,065.54 × 5,285,725.20
  4. Step 4: Simplify right side
    9,416,640.06x = 68,683,059,675,229.61
  5. Step 5: Solve for x
    x = 68,683,059,675,229.61/9,416,640.06
  6. Step 6: Final answer
    x = 7,293,796.86

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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.