Home / 52,151,039.80-78,254,553.30-21,861,964.60

Finding the Fourth Proportional to 52,151,039.80, 78,254,553.30 and 21,861,964.60

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Solution

The fourth proportional to 52,151,039.80, 78,254,553.30 and 21,861,964.60 is: 32,804,681.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,151,039.80 : 78,254,553.30 = 21,861,964.60 : x
  2. Step 2: Convert to fraction form
    52,151,039.80/78,254,553.30 = 21,861,964.60/x
  3. Step 3: Cross multiply
    52,151,039.80x = 78,254,553.30 × 21,861,964.60
  4. Step 4: Simplify right side
    52,151,039.80x = 1,710,798,274,033,413.25
  5. Step 5: Solve for x
    x = 1,710,798,274,033,413.25/52,151,039.80
  6. Step 6: Final answer
    x = 32,804,681.95

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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.