Home / 8,414,556.10-12,630,128.55-4,159,528.90

Finding the Fourth Proportional to 8,414,556.10, 12,630,128.55 and 4,159,528.90

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Solution

The fourth proportional to 8,414,556.10, 12,630,128.55 and 4,159,528.90 is: 6,243,393.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,414,556.10 : 12,630,128.55 = 4,159,528.90 : x
  2. Step 2: Convert to fraction form
    8,414,556.10/12,630,128.55 = 4,159,528.90/x
  3. Step 3: Cross multiply
    8,414,556.10x = 12,630,128.55 × 4,159,528.90
  4. Step 4: Simplify right side
    8,414,556.10x = 52,535,384,714,440.09
  5. Step 5: Solve for x
    x = 52,535,384,714,440.09/8,414,556.10
  6. Step 6: Final answer
    x = 6,243,393.48

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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.