Home / 6,151,401.63-8,489,005.54-3,398,032.01

Finding the Fourth Proportional to 6,151,401.63, 8,489,005.54 and 3,398,032.01

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Solution

The fourth proportional to 6,151,401.63, 8,489,005.54 and 3,398,032.01 is: 4,689,323.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,151,401.63 : 8,489,005.54 = 3,398,032.01 : x
  2. Step 2: Convert to fraction form
    6,151,401.63/8,489,005.54 = 3,398,032.01/x
  3. Step 3: Cross multiply
    6,151,401.63x = 8,489,005.54 × 3,398,032.01
  4. Step 4: Simplify right side
    6,151,401.63x = 28,845,912,570,714.77
  5. Step 5: Solve for x
    x = 28,845,912,570,714.77/6,151,401.63
  6. Step 6: Final answer
    x = 4,689,323.56

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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.