Home / 13,264,215.40-19,896,323.10-13,040,266.60

Finding the Fourth Proportional to 13,264,215.40, 19,896,323.10 and 13,040,266.60

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Solution

The fourth proportional to 13,264,215.40, 19,896,323.10 and 13,040,266.60 is: 19,560,399.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,264,215.40 : 19,896,323.10 = 13,040,266.60 : x
  2. Step 2: Convert to fraction form
    13,264,215.40/19,896,323.10 = 13,040,266.60/x
  3. Step 3: Cross multiply
    13,264,215.40x = 19,896,323.10 × 13,040,266.60
  4. Step 4: Simplify right side
    13,264,215.40x = 259,453,357,583,738.47
  5. Step 5: Solve for x
    x = 259,453,357,583,738.47/13,264,215.40
  6. Step 6: Final answer
    x = 19,560,399.90

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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.