Home / 28,964,936.66-39,967,169.25-16,739,432.66

Finding the Fourth Proportional to 28,964,936.66, 39,967,169.25 and 16,739,432.66

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Solution

The fourth proportional to 28,964,936.66, 39,967,169.25 and 16,739,432.66 is: 23,097,849.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,964,936.66 : 39,967,169.25 = 16,739,432.66 : x
  2. Step 2: Convert to fraction form
    28,964,936.66/39,967,169.25 = 16,739,432.66/x
  3. Step 3: Cross multiply
    28,964,936.66x = 39,967,169.25 × 16,739,432.66
  4. Step 4: Simplify right side
    28,964,936.66x = 669,027,738,271,197.75
  5. Step 5: Solve for x
    x = 669,027,738,271,197.75/28,964,936.66
  6. Step 6: Final answer
    x = 23,097,849.17

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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.