Home / 28,783,555.35-39,721,241.74-16,393,647.93

Finding the Fourth Proportional to 28,783,555.35, 39,721,241.74 and 16,393,647.93

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Solution

The fourth proportional to 28,783,555.35, 39,721,241.74 and 16,393,647.93 is: 22,623,197.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,783,555.35 : 39,721,241.74 = 16,393,647.93 : x
  2. Step 2: Convert to fraction form
    28,783,555.35/39,721,241.74 = 16,393,647.93/x
  3. Step 3: Cross multiply
    28,783,555.35x = 39,721,241.74 × 16,393,647.93
  4. Step 4: Simplify right side
    28,783,555.35x = 651,176,052,427,980.62
  5. Step 5: Solve for x
    x = 651,176,052,427,980.62/28,783,555.35
  6. Step 6: Final answer
    x = 22,623,197.33

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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.