Home / 28,923,782.82-39,911,913.11-17,321,047.98

Finding the Fourth Proportional to 28,923,782.82, 39,911,913.11 and 17,321,047.98

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Solution

The fourth proportional to 28,923,782.82, 39,911,913.11 and 17,321,047.98 is: 23,901,305.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,923,782.82 : 39,911,913.11 = 17,321,047.98 : x
  2. Step 2: Convert to fraction form
    28,923,782.82/39,911,913.11 = 17,321,047.98/x
  3. Step 3: Cross multiply
    28,923,782.82x = 39,911,913.11 × 17,321,047.98
  4. Step 4: Simplify right side
    28,923,782.82x = 691,316,161,865,295.75
  5. Step 5: Solve for x
    x = 691,316,161,865,295.75/28,923,782.82
  6. Step 6: Final answer
    x = 23,901,305.24

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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.