Home / 13,035,935.80-19,553,903.70-7,647,167.80

Finding the Fourth Proportional to 13,035,935.80, 19,553,903.70 and 7,647,167.80

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Solution

The fourth proportional to 13,035,935.80, 19,553,903.70 and 7,647,167.80 is: 11,470,751.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,035,935.80 : 19,553,903.70 = 7,647,167.80 : x
  2. Step 2: Convert to fraction form
    13,035,935.80/19,553,903.70 = 7,647,167.80/x
  3. Step 3: Cross multiply
    13,035,935.80x = 19,553,903.70 × 7,647,167.80
  4. Step 4: Simplify right side
    13,035,935.80x = 149,531,982,738,940.84
  5. Step 5: Solve for x
    x = 149,531,982,738,940.84/13,035,935.80
  6. Step 6: Final answer
    x = 11,470,751.70

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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.