Home / 12,476,002.90-18,714,004.35-7,101,231.70

Finding the Fourth Proportional to 12,476,002.90, 18,714,004.35 and 7,101,231.70

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Solution

The fourth proportional to 12,476,002.90, 18,714,004.35 and 7,101,231.70 is: 10,651,847.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,476,002.90 : 18,714,004.35 = 7,101,231.70 : x
  2. Step 2: Convert to fraction form
    12,476,002.90/18,714,004.35 = 7,101,231.70/x
  3. Step 3: Cross multiply
    12,476,002.90x = 18,714,004.35 × 7,101,231.70
  4. Step 4: Simplify right side
    12,476,002.90x = 132,892,480,924,157.91
  5. Step 5: Solve for x
    x = 132,892,480,924,157.91/12,476,002.90
  6. Step 6: Final answer
    x = 10,651,847.55

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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.