Home / 52,770,956.83-79,166,379.11-19,991,343.80

Finding the Fourth Proportional to 52,770,956.83, 79,166,379.11 and 19,991,343.80

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Solution

The fourth proportional to 52,770,956.83, 79,166,379.11 and 19,991,343.80 is: 29,990,782.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,770,956.83 : 79,166,379.11 = 19,991,343.80 : x
  2. Step 2: Convert to fraction form
    52,770,956.83/79,166,379.11 = 19,991,343.80/x
  3. Step 3: Cross multiply
    52,770,956.83x = 79,166,379.11 × 19,991,343.80
  4. Step 4: Simplify right side
    52,770,956.83x = 1,582,642,301,841,796.50
  5. Step 5: Solve for x
    x = 1,582,642,301,841,796.50/52,770,956.83
  6. Step 6: Final answer
    x = 29,990,782.75

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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.