Home / 17,431,323.40-26,174,978.70-13,176,296.20

Finding the Fourth Proportional to 17,431,323.40, 26,174,978.70 and 13,176,296.20

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Solution

The fourth proportional to 17,431,323.40, 26,174,978.70 and 13,176,296.20 is: 19,785,604.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,431,323.40 : 26,174,978.70 = 13,176,296.20 : x
  2. Step 2: Convert to fraction form
    17,431,323.40/26,174,978.70 = 13,176,296.20/x
  3. Step 3: Cross multiply
    17,431,323.40x = 26,174,978.70 × 13,176,296.20
  4. Step 4: Simplify right side
    17,431,323.40x = 344,889,272,379,890.94
  5. Step 5: Solve for x
    x = 344,889,272,379,890.94/17,431,323.40
  6. Step 6: Final answer
    x = 19,785,604.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.