Home / 20,232,660.94-27,921,052.40-10,940,208.77

Finding the Fourth Proportional to 20,232,660.94, 27,921,052.40 and 10,940,208.77

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Solution

The fourth proportional to 20,232,660.94, 27,921,052.40 and 10,940,208.77 is: 15,097,477.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,232,660.94 : 27,921,052.40 = 10,940,208.77 : x
  2. Step 2: Convert to fraction form
    20,232,660.94/27,921,052.40 = 10,940,208.77/x
  3. Step 3: Cross multiply
    20,232,660.94x = 27,921,052.40 × 10,940,208.77
  4. Step 4: Simplify right side
    20,232,660.94x = 305,462,142,349,211.12
  5. Step 5: Solve for x
    x = 305,462,142,349,211.12/20,232,660.94
  6. Step 6: Final answer
    x = 15,097,477.45

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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.