Home / 5,140,467.48-7,093,760.22-2,817,342.12

Finding the Fourth Proportional to 5,140,467.48, 7,093,760.22 and 2,817,342.12

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Solution

The fourth proportional to 5,140,467.48, 7,093,760.22 and 2,817,342.12 is: 3,887,885.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,140,467.48 : 7,093,760.22 = 2,817,342.12 : x
  2. Step 2: Convert to fraction form
    5,140,467.48/7,093,760.22 = 2,817,342.12/x
  3. Step 3: Cross multiply
    5,140,467.48x = 7,093,760.22 × 2,817,342.12
  4. Step 4: Simplify right side
    5,140,467.48x = 19,985,549,456,986.46
  5. Step 5: Solve for x
    x = 19,985,549,456,986.46/5,140,467.48
  6. Step 6: Final answer
    x = 3,887,885.59

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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.