Home / 21,933,110.35-30,268,154.08-12,010,409.78

Finding the Fourth Proportional to 21,933,110.35, 30,268,154.08 and 12,010,409.78

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Solution

The fourth proportional to 21,933,110.35, 30,268,154.08 and 12,010,409.78 is: 16,574,618.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,933,110.35 : 30,268,154.08 = 12,010,409.78 : x
  2. Step 2: Convert to fraction form
    21,933,110.35/30,268,154.08 = 12,010,409.78/x
  3. Step 3: Cross multiply
    21,933,110.35x = 30,268,154.08 × 12,010,409.78
  4. Step 4: Simplify right side
    21,933,110.35x = 363,532,933,648,651.19
  5. Step 5: Solve for x
    x = 363,532,933,648,651.19/21,933,110.35
  6. Step 6: Final answer
    x = 16,574,618.37

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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.