Home / 9,164,711.54-12,645,896.01-5,296,485.66

Finding the Fourth Proportional to 9,164,711.54, 12,645,896.01 and 5,296,485.66

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Solution

The fourth proportional to 9,164,711.54, 12,645,896.01 and 5,296,485.66 is: 7,308,337.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,164,711.54 : 12,645,896.01 = 5,296,485.66 : x
  2. Step 2: Convert to fraction form
    9,164,711.54/12,645,896.01 = 5,296,485.66/x
  3. Step 3: Cross multiply
    9,164,711.54x = 12,645,896.01 × 5,296,485.66
  4. Step 4: Simplify right side
    9,164,711.54x = 66,978,806,874,816.22
  5. Step 5: Solve for x
    x = 66,978,806,874,816.22/9,164,711.54
  6. Step 6: Final answer
    x = 7,308,337.71

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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.