Home / 25,563,291-38,345,723.84-11,178,954.60

Finding the Fourth Proportional to 25,563,291, 38,345,723.84 and 11,178,954.60

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Solution

The fourth proportional to 25,563,291, 38,345,723.84 and 11,178,954.60 is: 16,768,776.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,563,291 : 38,345,723.84 = 11,178,954.60 : x
  2. Step 2: Convert to fraction form
    25,563,291/38,345,723.84 = 11,178,954.60/x
  3. Step 3: Cross multiply
    25,563,291x = 38,345,723.84 × 11,178,954.60
  4. Step 4: Simplify right side
    25,563,291x = 428,665,105,911,497.69
  5. Step 5: Solve for x
    x = 428,665,105,911,497.69/25,563,291
  6. Step 6: Final answer
    x = 16,768,776.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.