Home / 13,076,233.98-18,034,978.23-8,494,031.58

Finding the Fourth Proportional to 13,076,233.98, 18,034,978.23 and 8,494,031.58

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Solution

The fourth proportional to 13,076,233.98, 18,034,978.23 and 8,494,031.58 is: 11,715,121.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,076,233.98 : 18,034,978.23 = 8,494,031.58 : x
  2. Step 2: Convert to fraction form
    13,076,233.98/18,034,978.23 = 8,494,031.58/x
  3. Step 3: Cross multiply
    13,076,233.98x = 18,034,978.23 × 8,494,031.58
  4. Step 4: Simplify right side
    13,076,233.98x = 153,189,674,630,232.50
  5. Step 5: Solve for x
    x = 153,189,674,630,232.50/13,076,233.98
  6. Step 6: Final answer
    x = 11,715,121.87

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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.