Home / 7,164,710.47-9,887,039.41-3,901,453.62

Finding the Fourth Proportional to 7,164,710.47, 9,887,039.41 and 3,901,453.62

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Solution

The fourth proportional to 7,164,710.47, 9,887,039.41 and 3,901,453.62 is: 5,383,863.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,164,710.47 : 9,887,039.41 = 3,901,453.62 : x
  2. Step 2: Convert to fraction form
    7,164,710.47/9,887,039.41 = 3,901,453.62/x
  3. Step 3: Cross multiply
    7,164,710.47x = 9,887,039.41 × 3,901,453.62
  4. Step 4: Simplify right side
    7,164,710.47x = 38,573,825,697,227.16
  5. Step 5: Solve for x
    x = 38,573,825,697,227.16/7,164,710.47
  6. Step 6: Final answer
    x = 5,383,863.85

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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.