Home / 30,401,589.96-45,592,953.39-10,968,289.65

Finding the Fourth Proportional to 30,401,589.96, 45,592,953.39 and 10,968,289.65

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Solution

The fourth proportional to 30,401,589.96, 45,592,953.39 and 10,968,289.65 is: 16,449,031.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,401,589.96 : 45,592,953.39 = 10,968,289.65 : x
  2. Step 2: Convert to fraction form
    30,401,589.96/45,592,953.39 = 10,968,289.65/x
  3. Step 3: Cross multiply
    30,401,589.96x = 45,592,953.39 × 10,968,289.65
  4. Step 4: Simplify right side
    30,401,589.96x = 500,076,718,780,469.44
  5. Step 5: Solve for x
    x = 500,076,718,780,469.44/30,401,589.96
  6. Step 6: Final answer
    x = 16,449,031.76

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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.