Home / 8,478,649.01-12,723,642.77-3,622,090.47

Finding the Fourth Proportional to 8,478,649.01, 12,723,642.77 and 3,622,090.47

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Solution

The fourth proportional to 8,478,649.01, 12,723,642.77 and 3,622,090.47 is: 5,435,557.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,478,649.01 : 12,723,642.77 = 3,622,090.47 : x
  2. Step 2: Convert to fraction form
    8,478,649.01/12,723,642.77 = 3,622,090.47/x
  3. Step 3: Cross multiply
    8,478,649.01x = 12,723,642.77 × 3,622,090.47
  4. Step 4: Simplify right side
    8,478,649.01x = 46,086,185,202,790.95
  5. Step 5: Solve for x
    x = 46,086,185,202,790.95/8,478,649.01
  6. Step 6: Final answer
    x = 5,435,557.62

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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.