Home / 7,290,440.09-10,060,612.04-4,027,184.58

Finding the Fourth Proportional to 7,290,440.09, 10,060,612.04 and 4,027,184.58

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Solution

The fourth proportional to 7,290,440.09, 10,060,612.04 and 4,027,184.58 is: 5,557,406.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290,440.09 : 10,060,612.04 = 4,027,184.58 : x
  2. Step 2: Convert to fraction form
    7,290,440.09/10,060,612.04 = 4,027,184.58/x
  3. Step 3: Cross multiply
    7,290,440.09x = 10,060,612.04 × 4,027,184.58
  4. Step 4: Simplify right side
    7,290,440.09x = 40,515,941,682,918.30
  5. Step 5: Solve for x
    x = 40,515,941,682,918.30/7,290,440.09
  6. Step 6: Final answer
    x = 5,557,406.85

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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.