Home / 7,164,708.69-9,887,036.96-3,901,451.82

Finding the Fourth Proportional to 7,164,708.69, 9,887,036.96 and 3,901,451.82

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Solution

The fourth proportional to 7,164,708.69, 9,887,036.96 and 3,901,451.82 is: 5,383,861.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,164,708.69 : 9,887,036.96 = 3,901,451.82 : x
  2. Step 2: Convert to fraction form
    7,164,708.69/9,887,036.96 = 3,901,451.82/x
  3. Step 3: Cross multiply
    7,164,708.69x = 9,887,036.96 × 3,901,451.82
  4. Step 4: Simplify right side
    7,164,708.69x = 38,573,798,322,492.01
  5. Step 5: Solve for x
    x = 38,573,798,322,492.01/7,164,708.69
  6. Step 6: Final answer
    x = 5,383,861.37

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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.