Home / 7,078,832.89-9,769,538.95-4,327,131.04

Finding the Fourth Proportional to 7,078,832.89, 9,769,538.95 and 4,327,131.04

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Solution

The fourth proportional to 7,078,832.89, 9,769,538.95 and 4,327,131.04 is: 5,971,899.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,078,832.89 : 9,769,538.95 = 4,327,131.04 : x
  2. Step 2: Convert to fraction form
    7,078,832.89/9,769,538.95 = 4,327,131.04/x
  3. Step 3: Cross multiply
    7,078,832.89x = 9,769,538.95 × 4,327,131.04
  4. Step 4: Simplify right side
    7,078,832.89x = 42,274,075,237,034.01
  5. Step 5: Solve for x
    x = 42,274,075,237,034.01/7,078,832.89
  6. Step 6: Final answer
    x = 5,971,899.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.