Home / 6,151,388.34-8,488,987.16-3,398,018.73

Finding the Fourth Proportional to 6,151,388.34, 8,488,987.16 and 3,398,018.73

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Solution

The fourth proportional to 6,151,388.34, 8,488,987.16 and 3,398,018.73 is: 4,689,305.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,151,388.34 : 8,488,987.16 = 3,398,018.73 : x
  2. Step 2: Convert to fraction form
    6,151,388.34/8,488,987.16 = 3,398,018.73/x
  3. Step 3: Cross multiply
    6,151,388.34x = 8,488,987.16 × 3,398,018.73
  4. Step 4: Simplify right side
    6,151,388.34x = 28,845,737,368,409.51
  5. Step 5: Solve for x
    x = 28,845,737,368,409.51/6,151,388.34
  6. Step 6: Final answer
    x = 4,689,305.21

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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.