Home / 7,501,978.77-11,252,968.29-1,822,164.81

Finding the Fourth Proportional to 7,501,978.77, 11,252,968.29 and 1,822,164.81

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Solution

The fourth proportional to 7,501,978.77, 11,252,968.29 and 1,822,164.81 is: 2,733,247.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,501,978.77 : 11,252,968.29 = 1,822,164.81 : x
  2. Step 2: Convert to fraction form
    7,501,978.77/11,252,968.29 = 1,822,164.81/x
  3. Step 3: Cross multiply
    7,501,978.77x = 11,252,968.29 × 1,822,164.81
  4. Step 4: Simplify right side
    7,501,978.77x = 20,504,762,826,083.88
  5. Step 5: Solve for x
    x = 20,504,762,826,083.88/7,501,978.77
  6. Step 6: Final answer
    x = 2,733,247.25

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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.