Home / 19,691,300.40-29,522,953.80-7,556,074.80

Finding the Fourth Proportional to 19,691,300.40, 29,522,953.80 and 7,556,074.80

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Solution

The fourth proportional to 19,691,300.40, 29,522,953.80 and 7,556,074.80 is: 11,328,741.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,691,300.40 : 29,522,953.80 = 7,556,074.80 : x
  2. Step 2: Convert to fraction form
    19,691,300.40/29,522,953.80 = 7,556,074.80/x
  3. Step 3: Cross multiply
    19,691,300.40x = 29,522,953.80 × 7,556,074.80
  4. Step 4: Simplify right side
    19,691,300.40x = 223,077,647,229,744.25
  5. Step 5: Solve for x
    x = 223,077,647,229,744.25/19,691,300.40
  6. Step 6: Final answer
    x = 11,328,741.26

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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.