Home / 14,599,789.84-20,147,840.40-8,073,858.52

Finding the Fourth Proportional to 14,599,789.84, 20,147,840.40 and 8,073,858.52

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Solution

The fourth proportional to 14,599,789.84, 20,147,840.40 and 8,073,858.52 is: 11,141,996.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,599,789.84 : 20,147,840.40 = 8,073,858.52 : x
  2. Step 2: Convert to fraction form
    14,599,789.84/20,147,840.40 = 8,073,858.52/x
  3. Step 3: Cross multiply
    14,599,789.84x = 20,147,840.40 × 8,073,858.52
  4. Step 4: Simplify right side
    14,599,789.84x = 162,670,812,873,140.19
  5. Step 5: Solve for x
    x = 162,670,812,873,140.19/14,599,789.84
  6. Step 6: Final answer
    x = 11,141,996.88

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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.