Home / 49,783,991.80-74,670,458.10-40,792,862.20

Finding the Fourth Proportional to 49,783,991.80, 74,670,458.10 and 40,792,862.20

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Solution

The fourth proportional to 49,783,991.80, 74,670,458.10 and 40,792,862.20 is: 61,184,762.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,783,991.80 : 74,670,458.10 = 40,792,862.20 : x
  2. Step 2: Convert to fraction form
    49,783,991.80/74,670,458.10 = 40,792,862.20/x
  3. Step 3: Cross multiply
    49,783,991.80x = 74,670,458.10 × 40,792,862.20
  4. Step 4: Simplify right side
    49,783,991.80x = 3,046,021,707,684,174
  5. Step 5: Solve for x
    x = 3,046,021,707,684,174/49,783,991.80
  6. Step 6: Final answer
    x = 61,184,762.36

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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.