Home / 20,178,667.60-27,846,332.04-11,011,466.32

Finding the Fourth Proportional to 20,178,667.60, 27,846,332.04 and 11,011,466.32

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Solution

The fourth proportional to 20,178,667.60, 27,846,332.04 and 11,011,466.32 is: 15,195,698.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,178,667.60 : 27,846,332.04 = 11,011,466.32 : x
  2. Step 2: Convert to fraction form
    20,178,667.60/27,846,332.04 = 11,011,466.32/x
  3. Step 3: Cross multiply
    20,178,667.60x = 27,846,332.04 × 11,011,466.32
  4. Step 4: Simplify right side
    20,178,667.60x = 306,628,947,393,996.88
  5. Step 5: Solve for x
    x = 306,628,947,393,996.88/20,178,667.60
  6. Step 6: Final answer
    x = 15,195,698.42

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.