Home / 10,902,048.60-16,353,072.90-8,351,131.80

Finding the Fourth Proportional to 10,902,048.60, 16,353,072.90 and 8,351,131.80

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Solution

The fourth proportional to 10,902,048.60, 16,353,072.90 and 8,351,131.80 is: 12,526,697.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,902,048.60 : 16,353,072.90 = 8,351,131.80 : x
  2. Step 2: Convert to fraction form
    10,902,048.60/16,353,072.90 = 8,351,131.80/x
  3. Step 3: Cross multiply
    10,902,048.60x = 16,353,072.90 × 8,351,131.80
  4. Step 4: Simplify right side
    10,902,048.60x = 136,566,667,122,908.22
  5. Step 5: Solve for x
    x = 136,566,667,122,908.22/10,902,048.60
  6. Step 6: Final answer
    x = 12,526,697.70

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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.