Home / 7,726,627.50-10,662,212.22-4,288,597.86

Finding the Fourth Proportional to 7,726,627.50, 10,662,212.22 and 4,288,597.86

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Solution

The fourth proportional to 7,726,627.50, 10,662,212.22 and 4,288,597.86 is: 5,917,968.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,726,627.50 : 10,662,212.22 = 4,288,597.86 : x
  2. Step 2: Convert to fraction form
    7,726,627.50/10,662,212.22 = 4,288,597.86/x
  3. Step 3: Cross multiply
    7,726,627.50x = 10,662,212.22 × 4,288,597.86
  4. Step 4: Simplify right side
    7,726,627.50x = 45,725,940,509,557.86
  5. Step 5: Solve for x
    x = 45,725,940,509,557.86/7,726,627.50
  6. Step 6: Final answer
    x = 5,917,968.80

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1.5x scale

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.