Home / 33,688,961.57-46,490,907.03-18,219,046.20

Finding the Fourth Proportional to 33,688,961.57, 46,490,907.03 and 18,219,046.20

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Solution

The fourth proportional to 33,688,961.57, 46,490,907.03 and 18,219,046.20 is: 25,142,359.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,688,961.57 : 46,490,907.03 = 18,219,046.20 : x
  2. Step 2: Convert to fraction form
    33,688,961.57/46,490,907.03 = 18,219,046.20/x
  3. Step 3: Cross multiply
    33,688,961.57x = 46,490,907.03 × 18,219,046.20
  4. Step 4: Simplify right side
    33,688,961.57x = 847,019,983,059,474.75
  5. Step 5: Solve for x
    x = 847,019,983,059,474.75/33,688,961.57
  6. Step 6: Final answer
    x = 25,142,359.51

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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.