Home / 20,322,799.99-28,024,264.61-12,061,266.13

Finding the Fourth Proportional to 20,322,799.99, 28,024,264.61 and 12,061,266.13

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Solution

The fourth proportional to 20,322,799.99, 28,024,264.61 and 12,061,266.13 is: 16,631,965.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,322,799.99 : 28,024,264.61 = 12,061,266.13 : x
  2. Step 2: Convert to fraction form
    20,322,799.99/28,024,264.61 = 12,061,266.13/x
  3. Step 3: Cross multiply
    20,322,799.99x = 28,024,264.61 × 12,061,266.13
  4. Step 4: Simplify right side
    20,322,799.99x = 338,008,113,518,843.19
  5. Step 5: Solve for x
    x = 338,008,113,518,843.19/20,322,799.99
  6. Step 6: Final answer
    x = 16,631,965.76

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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.