Home / 28,772,576.55-43,088,006.03-13,608,793.35

Finding the Fourth Proportional to 28,772,576.55, 43,088,006.03 and 13,608,793.35

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Solution

The fourth proportional to 28,772,576.55, 43,088,006.03 and 13,608,793.35 is: 20,379,675.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,772,576.55 : 43,088,006.03 = 13,608,793.35 : x
  2. Step 2: Convert to fraction form
    28,772,576.55/43,088,006.03 = 13,608,793.35/x
  3. Step 3: Cross multiply
    28,772,576.55x = 43,088,006.03 × 13,608,793.35
  4. Step 4: Simplify right side
    28,772,576.55x = 586,375,769,857,779.88
  5. Step 5: Solve for x
    x = 586,375,769,857,779.88/28,772,576.55
  6. Step 6: Final answer
    x = 20,379,675.38

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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.