Home / 30,259,696.44-45,384,673.08-8,689,392

Finding the Fourth Proportional to 30,259,696.44, 45,384,673.08 and 8,689,392

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Solution

The fourth proportional to 30,259,696.44, 45,384,673.08 and 8,689,392 is: 13,032,689.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,259,696.44 : 45,384,673.08 = 8,689,392 : x
  2. Step 2: Convert to fraction form
    30,259,696.44/45,384,673.08 = 8,689,392/x
  3. Step 3: Cross multiply
    30,259,696.44x = 45,384,673.08 × 8,689,392
  4. Step 4: Simplify right side
    30,259,696.44x = 394,365,215,183,967.38
  5. Step 5: Solve for x
    x = 394,365,215,183,967.38/30,259,696.44
  6. Step 6: Final answer
    x = 13,032,689.07

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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.