Home / 28,916,188.72-39,901,798.98-16,523,822.94

Finding the Fourth Proportional to 28,916,188.72, 39,901,798.98 and 16,523,822.94

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Solution

The fourth proportional to 28,916,188.72, 39,901,798.98 and 16,523,822.94 is: 22,801,423.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,916,188.72 : 39,901,798.98 = 16,523,822.94 : x
  2. Step 2: Convert to fraction form
    28,916,188.72/39,901,798.98 = 16,523,822.94/x
  3. Step 3: Cross multiply
    28,916,188.72x = 39,901,798.98 × 16,523,822.94
  4. Step 4: Simplify right side
    28,916,188.72x = 659,330,261,332,992.50
  5. Step 5: Solve for x
    x = 659,330,261,332,992.50/28,916,188.72
  6. Step 6: Final answer
    x = 22,801,423.37

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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.