Home / 61,699,393.71-85,143,945.93-33,822,163.98

Finding the Fourth Proportional to 61,699,393.71, 85,143,945.93 and 33,822,163.98

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Solution

The fourth proportional to 61,699,393.71, 85,143,945.93 and 33,822,163.98 is: 46,673,918.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,699,393.71 : 85,143,945.93 = 33,822,163.98 : x
  2. Step 2: Convert to fraction form
    61,699,393.71/85,143,945.93 = 33,822,163.98/x
  3. Step 3: Cross multiply
    61,699,393.71x = 85,143,945.93 × 33,822,163.98
  4. Step 4: Simplify right side
    61,699,393.71x = 2,879,752,501,021,880
  5. Step 5: Solve for x
    x = 2,879,752,501,021,880/61,699,393.71
  6. Step 6: Final answer
    x = 46,673,918.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.