Home / 34,720,512.80-52,065,022.80-13,147,944.80

Finding the Fourth Proportional to 34,720,512.80, 52,065,022.80 and 13,147,944.80

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Solution

The fourth proportional to 34,720,512.80, 52,065,022.80 and 13,147,944.80 is: 19,715,954.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,720,512.80 : 52,065,022.80 = 13,147,944.80 : x
  2. Step 2: Convert to fraction form
    34,720,512.80/52,065,022.80 = 13,147,944.80/x
  3. Step 3: Cross multiply
    34,720,512.80x = 52,065,022.80 × 13,147,944.80
  4. Step 4: Simplify right side
    34,720,512.80x = 684,548,045,785,141.50
  5. Step 5: Solve for x
    x = 684,548,045,785,141.50/34,720,512.80
  6. Step 6: Final answer
    x = 19,715,954.36

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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.