Home / 12,348,034.20-18,532,548.90-5,535,091.80

Finding the Fourth Proportional to 12,348,034.20, 18,532,548.90 and 5,535,091.80

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Solution

The fourth proportional to 12,348,034.20, 18,532,548.90 and 5,535,091.80 is: 8,307,343.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,348,034.20 : 18,532,548.90 = 5,535,091.80 : x
  2. Step 2: Convert to fraction form
    12,348,034.20/18,532,548.90 = 5,535,091.80/x
  3. Step 3: Cross multiply
    12,348,034.20x = 18,532,548.90 × 5,535,091.80
  4. Step 4: Simplify right side
    12,348,034.20x = 102,579,359,449,489.02
  5. Step 5: Solve for x
    x = 102,579,359,449,489.02/12,348,034.20
  6. Step 6: Final answer
    x = 8,307,343.32

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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.