Home / 12,545,880-17,313,314.40-6,822,744

Finding the Fourth Proportional to 12,545,880, 17,313,314.40 and 6,822,744

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Solution

The fourth proportional to 12,545,880, 17,313,314.40 and 6,822,744 is: 9,415,386.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,545,880 : 17,313,314.40 = 6,822,744 : x
  2. Step 2: Convert to fraction form
    12,545,880/17,313,314.40 = 6,822,744/x
  3. Step 3: Cross multiply
    12,545,880x = 17,313,314.40 × 6,822,744
  4. Step 4: Simplify right side
    12,545,880x = 118,124,311,942,713.59
  5. Step 5: Solve for x
    x = 118,124,311,942,713.59/12,545,880
  6. Step 6: Final answer
    x = 9,415,386.72

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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.