Home / 21,752,083.95-30,017,276.21-11,962,527.93

Finding the Fourth Proportional to 21,752,083.95, 30,017,276.21 and 11,962,527.93

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Solution

The fourth proportional to 21,752,083.95, 30,017,276.21 and 11,962,527.93 is: 16,507,958.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,752,083.95 : 30,017,276.21 = 11,962,527.93 : x
  2. Step 2: Convert to fraction form
    21,752,083.95/30,017,276.21 = 11,962,527.93/x
  3. Step 3: Cross multiply
    21,752,083.95x = 30,017,276.21 × 11,962,527.93
  4. Step 4: Simplify right side
    21,752,083.95x = 359,082,505,007,266.62
  5. Step 5: Solve for x
    x = 359,082,505,007,266.62/21,752,083.95
  6. Step 6: Final answer
    x = 16,507,958.77

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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.