Home / 11,801,397.78-17,705,247.03-4,229,128.98

Finding the Fourth Proportional to 11,801,397.78, 17,705,247.03 and 4,229,128.98

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Solution

The fourth proportional to 11,801,397.78, 17,705,247.03 and 4,229,128.98 is: 6,344,822.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,801,397.78 : 17,705,247.03 = 4,229,128.98 : x
  2. Step 2: Convert to fraction form
    11,801,397.78/17,705,247.03 = 4,229,128.98/x
  3. Step 3: Cross multiply
    11,801,397.78x = 17,705,247.03 × 4,229,128.98
  4. Step 4: Simplify right side
    11,801,397.78x = 74,877,773,312,631.94
  5. Step 5: Solve for x
    x = 74,877,773,312,631.94/11,801,397.78
  6. Step 6: Final answer
    x = 6,344,822.43

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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.