Home / 20,251,117.98-27,946,616.40-10,958,687.10

Finding the Fourth Proportional to 20,251,117.98, 27,946,616.40 and 10,958,687.10

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Solution

The fourth proportional to 20,251,117.98, 27,946,616.40 and 10,958,687.10 is: 15,123,028.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,251,117.98 : 27,946,616.40 = 10,958,687.10 : x
  2. Step 2: Convert to fraction form
    20,251,117.98/27,946,616.40 = 10,958,687.10/x
  3. Step 3: Cross multiply
    20,251,117.98x = 27,946,616.40 × 10,958,687.10
  4. Step 4: Simplify right side
    20,251,117.98x = 306,258,224,631,328.44
  5. Step 5: Solve for x
    x = 306,258,224,631,328.44/20,251,117.98
  6. Step 6: Final answer
    x = 15,123,028.02

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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.