Home / 28,731,863.56-43,060,368.46-11,672,592.88

Finding the Fourth Proportional to 28,731,863.56, 43,060,368.46 and 11,672,592.88

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Solution

The fourth proportional to 28,731,863.56, 43,060,368.46 and 11,672,592.88 is: 17,493,684.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,731,863.56 : 43,060,368.46 = 11,672,592.88 : x
  2. Step 2: Convert to fraction form
    28,731,863.56/43,060,368.46 = 11,672,592.88/x
  3. Step 3: Cross multiply
    28,731,863.56x = 43,060,368.46 × 11,672,592.88
  4. Step 4: Simplify right side
    28,731,863.56x = 502,626,150,296,372.62
  5. Step 5: Solve for x
    x = 502,626,150,296,372.62/28,731,863.56
  6. Step 6: Final answer
    x = 17,493,684.29

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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.