Home / 13,076,234.88-18,045,370.13-7,196,546.04

Finding the Fourth Proportional to 13,076,234.88, 18,045,370.13 and 7,196,546.04

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Solution

The fourth proportional to 13,076,234.88, 18,045,370.13 and 7,196,546.04 is: 9,931,324.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,076,234.88 : 18,045,370.13 = 7,196,546.04 : x
  2. Step 2: Convert to fraction form
    13,076,234.88/18,045,370.13 = 7,196,546.04/x
  3. Step 3: Cross multiply
    13,076,234.88x = 18,045,370.13 × 7,196,546.04
  4. Step 4: Simplify right side
    13,076,234.88x = 129,864,336,841,167.58
  5. Step 5: Solve for x
    x = 129,864,336,841,167.58/13,076,234.88
  6. Step 6: Final answer
    x = 9,931,324.88

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1.5x scale

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.