Home / 6,142,031.60-8,476,033.05-3,388,718.88

Finding the Fourth Proportional to 6,142,031.60, 8,476,033.05 and 3,388,718.88

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Solution

The fourth proportional to 6,142,031.60, 8,476,033.05 and 3,388,718.88 is: 4,676,448.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142,031.60 : 8,476,033.05 = 3,388,718.88 : x
  2. Step 2: Convert to fraction form
    6,142,031.60/8,476,033.05 = 3,388,718.88/x
  3. Step 3: Cross multiply
    6,142,031.60x = 8,476,033.05 × 3,388,718.88
  4. Step 4: Simplify right side
    6,142,031.60x = 28,722,893,224,038.98
  5. Step 5: Solve for x
    x = 28,722,893,224,038.98/6,142,031.60
  6. Step 6: Final answer
    x = 4,676,448.30

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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.