Home / 12,704,640.69-17,532,515.16-6,903,422.31

Finding the Fourth Proportional to 12,704,640.69, 17,532,515.16 and 6,903,422.31

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Solution

The fourth proportional to 12,704,640.69, 17,532,515.16 and 6,903,422.31 is: 9,526,783.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,704,640.69 : 17,532,515.16 = 6,903,422.31 : x
  2. Step 2: Convert to fraction form
    12,704,640.69/17,532,515.16 = 6,903,422.31/x
  3. Step 3: Cross multiply
    12,704,640.69x = 17,532,515.16 × 6,903,422.31
  4. Step 4: Simplify right side
    12,704,640.69x = 121,034,356,305,957.22
  5. Step 5: Solve for x
    x = 121,034,356,305,957.22/12,704,640.69
  6. Step 6: Final answer
    x = 9,526,783.11

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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.