Home / 30,917,963.70-46,376,945.55-19,608,549.30

Finding the Fourth Proportional to 30,917,963.70, 46,376,945.55 and 19,608,549.30

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Solution

The fourth proportional to 30,917,963.70, 46,376,945.55 and 19,608,549.30 is: 29,412,823.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,917,963.70 : 46,376,945.55 = 19,608,549.30 : x
  2. Step 2: Convert to fraction form
    30,917,963.70/46,376,945.55 = 19,608,549.30/x
  3. Step 3: Cross multiply
    30,917,963.70x = 46,376,945.55 × 19,608,549.30
  4. Step 4: Simplify right side
    30,917,963.70x = 909,384,623,200,590.62
  5. Step 5: Solve for x
    x = 909,384,623,200,590.62/30,917,963.70
  6. Step 6: Final answer
    x = 29,412,823.95

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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.