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Finding the Fourth Proportional to 35,430,839.82, 53,146,260.38 and 8,504,495.82

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Solution

The fourth proportional to 35,430,839.82, 53,146,260.38 and 8,504,495.82 is: 12,756,743.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,430,839.82 : 53,146,260.38 = 8,504,495.82 : x
  2. Step 2: Convert to fraction form
    35,430,839.82/53,146,260.38 = 8,504,495.82/x
  3. Step 3: Cross multiply
    35,430,839.82x = 53,146,260.38 × 8,504,495.82
  4. Step 4: Simplify right side
    35,430,839.82x = 451,982,149,271,602.88
  5. Step 5: Solve for x
    x = 451,982,149,271,602.88/35,430,839.82
  6. Step 6: Final answer
    x = 12,756,743.89

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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.