Home / 49,809,945.80-74,714,918.70-47,896,758.20

Finding the Fourth Proportional to 49,809,945.80, 74,714,918.70 and 47,896,758.20

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Solution

The fourth proportional to 49,809,945.80, 74,714,918.70 and 47,896,758.20 is: 71,845,137.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,809,945.80 : 74,714,918.70 = 47,896,758.20 : x
  2. Step 2: Convert to fraction form
    49,809,945.80/74,714,918.70 = 47,896,758.20/x
  3. Step 3: Cross multiply
    49,809,945.80x = 74,714,918.70 × 47,896,758.20
  4. Step 4: Simplify right side
    49,809,945.80x = 3,578,602,394,906,558.50
  5. Step 5: Solve for x
    x = 3,578,602,394,906,558.50/49,809,945.80
  6. Step 6: Final answer
    x = 71,845,137.30

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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.