Home / 9,072,899.20-13,609,348.80-8,233,091.20

Finding the Fourth Proportional to 9,072,899.20, 13,609,348.80 and 8,233,091.20

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Solution

The fourth proportional to 9,072,899.20, 13,609,348.80 and 8,233,091.20 is: 12,349,636.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,899.20 : 13,609,348.80 = 8,233,091.20 : x
  2. Step 2: Convert to fraction form
    9,072,899.20/13,609,348.80 = 8,233,091.20/x
  3. Step 3: Cross multiply
    9,072,899.20x = 13,609,348.80 × 8,233,091.20
  4. Step 4: Simplify right side
    9,072,899.20x = 112,047,009,843,010.56
  5. Step 5: Solve for x
    x = 112,047,009,843,010.56/9,072,899.20
  6. Step 6: Final answer
    x = 12,349,636.80

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Similar ratio
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1.5x scale

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.