Home / 10,501,399.68-15,754,413.03-3,214,914.54

Finding the Fourth Proportional to 10,501,399.68, 15,754,413.03 and 3,214,914.54

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Solution

The fourth proportional to 10,501,399.68, 15,754,413.03 and 3,214,914.54 is: 4,823,080.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,501,399.68 : 15,754,413.03 = 3,214,914.54 : x
  2. Step 2: Convert to fraction form
    10,501,399.68/15,754,413.03 = 3,214,914.54/x
  3. Step 3: Cross multiply
    10,501,399.68x = 15,754,413.03 × 3,214,914.54
  4. Step 4: Simplify right side
    10,501,399.68x = 50,649,091,519,312.45
  5. Step 5: Solve for x
    x = 50,649,091,519,312.45/10,501,399.68
  6. Step 6: Final answer
    x = 4,823,080.07

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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.