Home / 49,929,608.80-74,950,400.40-38,620,194.40

Finding the Fourth Proportional to 49,929,608.80, 74,950,400.40 and 38,620,194.40

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Solution

The fourth proportional to 49,929,608.80, 74,950,400.40 and 38,620,194.40 is: 57,973,597.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,929,608.80 : 74,950,400.40 = 38,620,194.40 : x
  2. Step 2: Convert to fraction form
    49,929,608.80/74,950,400.40 = 38,620,194.40/x
  3. Step 3: Cross multiply
    49,929,608.80x = 74,950,400.40 × 38,620,194.40
  4. Step 4: Simplify right side
    49,929,608.80x = 2,894,599,033,805,838
  5. Step 5: Solve for x
    x = 2,894,599,033,805,838/49,929,608.80
  6. Step 6: Final answer
    x = 57,973,597.30

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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.