Home / 6,136,466.76-8,468,333.46-3,420,154.44

Finding the Fourth Proportional to 6,136,466.76, 8,468,333.46 and 3,420,154.44

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Solution

The fourth proportional to 6,136,466.76, 8,468,333.46 and 3,420,154.44 is: 4,719,818.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,136,466.76 : 8,468,333.46 = 3,420,154.44 : x
  2. Step 2: Convert to fraction form
    6,136,466.76/8,468,333.46 = 3,420,154.44/x
  3. Step 3: Cross multiply
    6,136,466.76x = 8,468,333.46 × 3,420,154.44
  4. Step 4: Simplify right side
    6,136,466.76x = 28,963,008,282,619.57
  5. Step 5: Solve for x
    x = 28,963,008,282,619.57/6,136,466.76
  6. Step 6: Final answer
    x = 4,719,818.33

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Double scale
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1.5x scale

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.