Home / 33,690,990.50-46,493,566.85-18,221,075.12

Finding the Fourth Proportional to 33,690,990.50, 46,493,566.85 and 18,221,075.12

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Solution

The fourth proportional to 33,690,990.50, 46,493,566.85 and 18,221,075.12 is: 25,145,083.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,690,990.50 : 46,493,566.85 = 18,221,075.12 : x
  2. Step 2: Convert to fraction form
    33,690,990.50/46,493,566.85 = 18,221,075.12/x
  3. Step 3: Cross multiply
    33,690,990.50x = 46,493,566.85 × 18,221,075.12
  4. Step 4: Simplify right side
    33,690,990.50x = 847,162,773,847,018.50
  5. Step 5: Solve for x
    x = 847,162,773,847,018.50/33,690,990.50
  6. Step 6: Final answer
    x = 25,145,083.64

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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.