Home / 13,939,675.12-20,902,333.25-6,256,733.57

Finding the Fourth Proportional to 13,939,675.12, 20,902,333.25 and 6,256,733.57

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Solution

The fourth proportional to 13,939,675.12, 20,902,333.25 and 6,256,733.57 is: 9,381,877.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,939,675.12 : 20,902,333.25 = 6,256,733.57 : x
  2. Step 2: Convert to fraction form
    13,939,675.12/20,902,333.25 = 6,256,733.57/x
  3. Step 3: Cross multiply
    13,939,675.12x = 20,902,333.25 × 6,256,733.57
  4. Step 4: Simplify right side
    13,939,675.12x = 130,780,330,000,806.89
  5. Step 5: Solve for x
    x = 130,780,330,000,806.89/13,939,675.12
  6. Step 6: Final answer
    x = 9,381,877.91

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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.