Home / 30,757,735.20-46,074,601.35-19,207,750.80

Finding the Fourth Proportional to 30,757,735.20, 46,074,601.35 and 19,207,750.80

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Solution

The fourth proportional to 30,757,735.20, 46,074,601.35 and 19,207,750.80 is: 28,772,907.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,757,735.20 : 46,074,601.35 = 19,207,750.80 : x
  2. Step 2: Convert to fraction form
    30,757,735.20/46,074,601.35 = 19,207,750.80/x
  3. Step 3: Cross multiply
    30,757,735.20x = 46,074,601.35 × 19,207,750.80
  4. Step 4: Simplify right side
    30,757,735.20x = 884,989,460,940,143.62
  5. Step 5: Solve for x
    x = 884,989,460,940,143.62/30,757,735.20
  6. Step 6: Final answer
    x = 28,772,907.21

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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.