Home / 6,142,100.61-8,476,075.04-3,388,959.42

Finding the Fourth Proportional to 6,142,100.61, 8,476,075.04 and 3,388,959.42

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Solution

The fourth proportional to 6,142,100.61, 8,476,075.04 and 3,388,959.42 is: 4,676,750.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142,100.61 : 8,476,075.04 = 3,388,959.42 : x
  2. Step 2: Convert to fraction form
    6,142,100.61/8,476,075.04 = 3,388,959.42/x
  3. Step 3: Cross multiply
    6,142,100.61x = 8,476,075.04 × 3,388,959.42
  4. Step 4: Simplify right side
    6,142,100.61x = 28,725,074,302,704.80
  5. Step 5: Solve for x
    x = 28,725,074,302,704.80/6,142,100.61
  6. Step 6: Final answer
    x = 4,676,750.86

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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.