Home / 7,729,076.52-10,648,578.60-5,980,733.64

Finding the Fourth Proportional to 7,729,076.52, 10,648,578.60 and 5,980,733.64

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Solution

The fourth proportional to 7,729,076.52, 10,648,578.60 and 5,980,733.64 is: 8,239,834.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,729,076.52 : 10,648,578.60 = 5,980,733.64 : x
  2. Step 2: Convert to fraction form
    7,729,076.52/10,648,578.60 = 5,980,733.64/x
  3. Step 3: Cross multiply
    7,729,076.52x = 10,648,578.60 × 5,980,733.64
  4. Step 4: Simplify right side
    7,729,076.52x = 63,686,312,251,204.10
  5. Step 5: Solve for x
    x = 63,686,312,251,204.10/7,729,076.52
  6. Step 6: Final answer
    x = 8,239,834.61

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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.