Home / 61,133,681.67-84,485,525.26-50,103,033.22

Finding the Fourth Proportional to 61,133,681.67, 84,485,525.26 and 50,103,033.22

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Solution

The fourth proportional to 61,133,681.67, 84,485,525.26 and 50,103,033.22 is: 69,241,389.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,133,681.67 : 84,485,525.26 = 50,103,033.22 : x
  2. Step 2: Convert to fraction form
    61,133,681.67/84,485,525.26 = 50,103,033.22/x
  3. Step 3: Cross multiply
    61,133,681.67x = 84,485,525.26 × 50,103,033.22
  4. Step 4: Simplify right side
    61,133,681.67x = 4,232,981,078,460,413.50
  5. Step 5: Solve for x
    x = 4,232,981,078,460,413.50/61,133,681.67
  6. Step 6: Final answer
    x = 69,241,389.74

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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.