Home / 7,922,729.07-11,876,963.85-2,870,496.63

Finding the Fourth Proportional to 7,922,729.07, 11,876,963.85 and 2,870,496.63

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Solution

The fourth proportional to 7,922,729.07, 11,876,963.85 and 2,870,496.63 is: 4,303,161.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,922,729.07 : 11,876,963.85 = 2,870,496.63 : x
  2. Step 2: Convert to fraction form
    7,922,729.07/11,876,963.85 = 2,870,496.63/x
  3. Step 3: Cross multiply
    7,922,729.07x = 11,876,963.85 × 2,870,496.63
  4. Step 4: Simplify right side
    7,922,729.07x = 34,092,784,706,056.82
  5. Step 5: Solve for x
    x = 34,092,784,706,056.82/7,922,729.07
  6. Step 6: Final answer
    x = 4,303,161.75

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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.