Home / 28,866,379.03-39,835,600.87-17,263,942.16

Finding the Fourth Proportional to 28,866,379.03, 39,835,600.87 and 17,263,942.16

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Solution

The fourth proportional to 28,866,379.03, 39,835,600.87 and 17,263,942.16 is: 23,824,238.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,866,379.03 : 39,835,600.87 = 17,263,942.16 : x
  2. Step 2: Convert to fraction form
    28,866,379.03/39,835,600.87 = 17,263,942.16/x
  3. Step 3: Cross multiply
    28,866,379.03x = 39,835,600.87 × 17,263,942.16
  4. Step 4: Simplify right side
    28,866,379.03x = 687,719,509,328,525.62
  5. Step 5: Solve for x
    x = 687,719,509,328,525.62/28,866,379.03
  6. Step 6: Final answer
    x = 23,824,238.87

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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.