Home / 11,421,064.52-17,108,755.56-6,869,600

Finding the Fourth Proportional to 11,421,064.52, 17,108,755.56 and 6,869,600

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Solution

The fourth proportional to 11,421,064.52, 17,108,755.56 and 6,869,600 is: 10,290,661.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,421,064.52 : 17,108,755.56 = 6,869,600 : x
  2. Step 2: Convert to fraction form
    11,421,064.52/17,108,755.56 = 6,869,600/x
  3. Step 3: Cross multiply
    11,421,064.52x = 17,108,755.56 × 6,869,600
  4. Step 4: Simplify right side
    11,421,064.52x = 117,530,307,194,975.98
  5. Step 5: Solve for x
    x = 117,530,307,194,975.98/11,421,064.52
  6. Step 6: Final answer
    x = 10,290,661.35

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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.