Home / 21,794,443.94-30,075,221.61-12,004,677.42

Finding the Fourth Proportional to 21,794,443.94, 30,075,221.61 and 12,004,677.42

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Solution

The fourth proportional to 21,794,443.94, 30,075,221.61 and 12,004,677.42 is: 16,565,842.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,794,443.94 : 30,075,221.61 = 12,004,677.42 : x
  2. Step 2: Convert to fraction form
    21,794,443.94/30,075,221.61 = 12,004,677.42/x
  3. Step 3: Cross multiply
    21,794,443.94x = 30,075,221.61 × 12,004,677.42
  4. Step 4: Simplify right side
    21,794,443.94x = 361,043,333,763,063.06
  5. Step 5: Solve for x
    x = 361,043,333,763,063.06/21,794,443.94
  6. Step 6: Final answer
    x = 16,565,842.87

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1.5x scale

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.