Home / 23,105,969.20-34,733,603.40-21,314,378.80

Finding the Fourth Proportional to 23,105,969.20, 34,733,603.40 and 21,314,378.80

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Solution

The fourth proportional to 23,105,969.20, 34,733,603.40 and 21,314,378.80 is: 32,040,429.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,105,969.20 : 34,733,603.40 = 21,314,378.80 : x
  2. Step 2: Convert to fraction form
    23,105,969.20/34,733,603.40 = 21,314,378.80/x
  3. Step 3: Cross multiply
    23,105,969.20x = 34,733,603.40 × 21,314,378.80
  4. Step 4: Simplify right side
    23,105,969.20x = 740,325,179,956,567.88
  5. Step 5: Solve for x
    x = 740,325,179,956,567.88/23,105,969.20
  6. Step 6: Final answer
    x = 32,040,429.62

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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.