Home / 8,476,256.10-12,714,384.15-2,718,978.60

Finding the Fourth Proportional to 8,476,256.10, 12,714,384.15 and 2,718,978.60

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Solution

The fourth proportional to 8,476,256.10, 12,714,384.15 and 2,718,978.60 is: 4,078,467.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,476,256.10 : 12,714,384.15 = 2,718,978.60 : x
  2. Step 2: Convert to fraction form
    8,476,256.10/12,714,384.15 = 2,718,978.60/x
  3. Step 3: Cross multiply
    8,476,256.10x = 12,714,384.15 × 2,718,978.60
  4. Step 4: Simplify right side
    8,476,256.10x = 34,570,138,416,029.19
  5. Step 5: Solve for x
    x = 34,570,138,416,029.19/8,476,256.10
  6. Step 6: Final answer
    x = 4,078,467.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.