Home / 28,770,157.23-39,703,596.26-17,174,450.86

Finding the Fourth Proportional to 28,770,157.23, 39,703,596.26 and 17,174,450.86

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Solution

The fourth proportional to 28,770,157.23, 39,703,596.26 and 17,174,450.86 is: 23,701,207.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,770,157.23 : 39,703,596.26 = 17,174,450.86 : x
  2. Step 2: Convert to fraction form
    28,770,157.23/39,703,596.26 = 17,174,450.86/x
  3. Step 3: Cross multiply
    28,770,157.23x = 39,703,596.26 × 17,174,450.86
  4. Step 4: Simplify right side
    28,770,157.23x = 681,887,462,747,518.62
  5. Step 5: Solve for x
    x = 681,887,462,747,518.62/28,770,157.23
  6. Step 6: Final answer
    x = 23,701,207.38

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1.5x scale

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.