Home / 74,304,428.80-111,456,643.20-33,993,644.80

Finding the Fourth Proportional to 74,304,428.80, 111,456,643.20 and 33,993,644.80

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Solution

The fourth proportional to 74,304,428.80, 111,456,643.20 and 33,993,644.80 is: 50,990,467.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,304,428.80 : 111,456,643.20 = 33,993,644.80 : x
  2. Step 2: Convert to fraction form
    74,304,428.80/111,456,643.20 = 33,993,644.80/x
  3. Step 3: Cross multiply
    74,304,428.80x = 111,456,643.20 × 33,993,644.80
  4. Step 4: Simplify right side
    74,304,428.80x = 3,788,817,539,541,135
  5. Step 5: Solve for x
    x = 3,788,817,539,541,135/74,304,428.80
  6. Step 6: Final answer
    x = 50,990,467.20

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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.