Home / 8,077,640.10-12,101,714.55-4,922,081.70

Finding the Fourth Proportional to 8,077,640.10, 12,101,714.55 and 4,922,081.70

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Solution

The fourth proportional to 8,077,640.10, 12,101,714.55 and 4,922,081.70 is: 7,374,137.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,077,640.10 : 12,101,714.55 = 4,922,081.70 : x
  2. Step 2: Convert to fraction form
    8,077,640.10/12,101,714.55 = 4,922,081.70/x
  3. Step 3: Cross multiply
    8,077,640.10x = 12,101,714.55 × 4,922,081.70
  4. Step 4: Simplify right side
    8,077,640.10x = 59,565,627,725,178.74
  5. Step 5: Solve for x
    x = 59,565,627,725,178.74/8,077,640.10
  6. Step 6: Final answer
    x = 7,374,137.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.