Home / 30,406,765.87-41,961,299.54-16,468,112.73

Finding the Fourth Proportional to 30,406,765.87, 41,961,299.54 and 16,468,112.73

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Solution

The fourth proportional to 30,406,765.87, 41,961,299.54 and 16,468,112.73 is: 22,725,975.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,406,765.87 : 41,961,299.54 = 16,468,112.73 : x
  2. Step 2: Convert to fraction form
    30,406,765.87/41,961,299.54 = 16,468,112.73/x
  3. Step 3: Cross multiply
    30,406,765.87x = 41,961,299.54 × 16,468,112.73
  4. Step 4: Simplify right side
    30,406,765.87x = 691,023,411,197,031.38
  5. Step 5: Solve for x
    x = 691,023,411,197,031.38/30,406,765.87
  6. Step 6: Final answer
    x = 22,725,975.33

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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.