Home / 12,903,074.96-17,806,242.38-7,022,751.26

Finding the Fourth Proportional to 12,903,074.96, 17,806,242.38 and 7,022,751.26

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Solution

The fourth proportional to 12,903,074.96, 17,806,242.38 and 7,022,751.26 is: 9,691,396.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,903,074.96 : 17,806,242.38 = 7,022,751.26 : x
  2. Step 2: Convert to fraction form
    12,903,074.96/17,806,242.38 = 7,022,751.26/x
  3. Step 3: Cross multiply
    12,903,074.96x = 17,806,242.38 × 7,022,751.26
  4. Step 4: Simplify right side
    12,903,074.96x = 125,048,810,985,865.42
  5. Step 5: Solve for x
    x = 125,048,810,985,865.42/12,903,074.96
  6. Step 6: Final answer
    x = 9,691,396.15

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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.