Home / 12,481,664.80-18,724,246.80-4,906,868.80

Finding the Fourth Proportional to 12,481,664.80, 18,724,246.80 and 4,906,868.80

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Solution

The fourth proportional to 12,481,664.80, 18,724,246.80 and 4,906,868.80 is: 7,360,991.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,481,664.80 : 18,724,246.80 = 4,906,868.80 : x
  2. Step 2: Convert to fraction form
    12,481,664.80/18,724,246.80 = 4,906,868.80/x
  3. Step 3: Cross multiply
    12,481,664.80x = 18,724,246.80 × 4,906,868.80
  4. Step 4: Simplify right side
    12,481,664.80x = 91,877,422,426,419.84
  5. Step 5: Solve for x
    x = 91,877,422,426,419.84/12,481,664.80
  6. Step 6: Final answer
    x = 7,360,991.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.