Home / 12,703,789.85-17,531,294.94-6,902,586.45

Finding the Fourth Proportional to 12,703,789.85, 17,531,294.94 and 6,902,586.45

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Solution

The fourth proportional to 12,703,789.85, 17,531,294.94 and 6,902,586.45 is: 9,525,604.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,703,789.85 : 17,531,294.94 = 6,902,586.45 : x
  2. Step 2: Convert to fraction form
    12,703,789.85/17,531,294.94 = 6,902,586.45/x
  3. Step 3: Cross multiply
    12,703,789.85x = 17,531,294.94 × 6,902,586.45
  4. Step 4: Simplify right side
    12,703,789.85x = 121,011,278,903,797.58
  5. Step 5: Solve for x
    x = 121,011,278,903,797.58/12,703,789.85
  6. Step 6: Final answer
    x = 9,525,604.59

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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.