Home / 20,008,105.37-27,611,203.60-10,840,748.12

Finding the Fourth Proportional to 20,008,105.37, 27,611,203.60 and 10,840,748.12

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Solution

The fourth proportional to 20,008,105.37, 27,611,203.60 and 10,840,748.12 is: 14,960,242.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,008,105.37 : 27,611,203.60 = 10,840,748.12 : x
  2. Step 2: Convert to fraction form
    20,008,105.37/27,611,203.60 = 10,840,748.12/x
  3. Step 3: Cross multiply
    20,008,105.37x = 27,611,203.60 × 10,840,748.12
  4. Step 4: Simplify right side
    20,008,105.37x = 299,326,103,517,637.25
  5. Step 5: Solve for x
    x = 299,326,103,517,637.25/20,008,105.37
  6. Step 6: Final answer
    x = 14,960,242.26

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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.