Home / 6,459,544.69-8,914,332.16-3,977,825.94

Finding the Fourth Proportional to 6,459,544.69, 8,914,332.16 and 3,977,825.94

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Solution

The fourth proportional to 6,459,544.69, 8,914,332.16 and 3,977,825.94 is: 5,489,498.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,459,544.69 : 8,914,332.16 = 3,977,825.94 : x
  2. Step 2: Convert to fraction form
    6,459,544.69/8,914,332.16 = 3,977,825.94/x
  3. Step 3: Cross multiply
    6,459,544.69x = 8,914,332.16 × 3,977,825.94
  4. Step 4: Simplify right side
    6,459,544.69x = 35,459,661,703,824.23
  5. Step 5: Solve for x
    x = 35,459,661,703,824.23/6,459,544.69
  6. Step 6: Final answer
    x = 5,489,498.63

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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.