Home / 7,381,956.55-11,073,514.56-1,990,525.81

Finding the Fourth Proportional to 7,381,956.55, 11,073,514.56 and 1,990,525.81

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Solution

The fourth proportional to 7,381,956.55, 11,073,514.56 and 1,990,525.81 is: 2,985,945.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,956.55 : 11,073,514.56 = 1,990,525.81 : x
  2. Step 2: Convert to fraction form
    7,381,956.55/11,073,514.56 = 1,990,525.81/x
  3. Step 3: Cross multiply
    7,381,956.55x = 11,073,514.56 × 1,990,525.81
  4. Step 4: Simplify right side
    7,381,956.55x = 22,042,116,539,090.80
  5. Step 5: Solve for x
    x = 22,042,116,539,090.80/7,381,956.55
  6. Step 6: Final answer
    x = 2,985,945.04

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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.