Home / 13,186,966.80-19,764,703.80-5,510,596.80

Finding the Fourth Proportional to 13,186,966.80, 19,764,703.80 and 5,510,596.80

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Solution

The fourth proportional to 13,186,966.80, 19,764,703.80 and 5,510,596.80 is: 8,259,315.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,186,966.80 : 19,764,703.80 = 5,510,596.80 : x
  2. Step 2: Convert to fraction form
    13,186,966.80/19,764,703.80 = 5,510,596.80/x
  3. Step 3: Cross multiply
    13,186,966.80x = 19,764,703.80 × 5,510,596.80
  4. Step 4: Simplify right side
    13,186,966.80x = 108,915,313,513,227.84
  5. Step 5: Solve for x
    x = 108,915,313,513,227.84/13,186,966.80
  6. Step 6: Final answer
    x = 8,259,315.06

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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.