Home / 8,449,476.20-12,674,214.30-4,190,301.80

Finding the Fourth Proportional to 8,449,476.20, 12,674,214.30 and 4,190,301.80

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Solution

The fourth proportional to 8,449,476.20, 12,674,214.30 and 4,190,301.80 is: 6,285,452.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,449,476.20 : 12,674,214.30 = 4,190,301.80 : x
  2. Step 2: Convert to fraction form
    8,449,476.20/12,674,214.30 = 4,190,301.80/x
  3. Step 3: Cross multiply
    8,449,476.20x = 12,674,214.30 × 4,190,301.80
  4. Step 4: Simplify right side
    8,449,476.20x = 53,108,782,994,875.74
  5. Step 5: Solve for x
    x = 53,108,782,994,875.74/8,449,476.20
  6. Step 6: Final answer
    x = 6,285,452.70

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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.