Home / 12,521,177.40-18,804,575.70-10,953,535.80

Finding the Fourth Proportional to 12,521,177.40, 18,804,575.70 and 10,953,535.80

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Solution

The fourth proportional to 12,521,177.40, 18,804,575.70 and 10,953,535.80 is: 16,450,257.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,521,177.40 : 18,804,575.70 = 10,953,535.80 : x
  2. Step 2: Convert to fraction form
    12,521,177.40/18,804,575.70 = 10,953,535.80/x
  3. Step 3: Cross multiply
    12,521,177.40x = 18,804,575.70 × 10,953,535.80
  4. Step 4: Simplify right side
    12,521,177.40x = 205,976,593,133,760.06
  5. Step 5: Solve for x
    x = 205,976,593,133,760.06/12,521,177.40
  6. Step 6: Final answer
    x = 16,450,257.56

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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.