Home / 33,688,961.82-46,490,907.38-18,219,046.45

Finding the Fourth Proportional to 33,688,961.82, 46,490,907.38 and 18,219,046.45

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Solution

The fourth proportional to 33,688,961.82, 46,490,907.38 and 18,219,046.45 is: 25,142,359.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,688,961.82 : 46,490,907.38 = 18,219,046.45 : x
  2. Step 2: Convert to fraction form
    33,688,961.82/46,490,907.38 = 18,219,046.45/x
  3. Step 3: Cross multiply
    33,688,961.82x = 46,490,907.38 × 18,219,046.45
  4. Step 4: Simplify right side
    33,688,961.82x = 847,020,000,967,772.50
  5. Step 5: Solve for x
    x = 847,020,000,967,772.50/33,688,961.82
  6. Step 6: Final answer
    x = 25,142,359.85

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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.