Home / 8,456,858.70-12,659,368.05-4,658,714.70

Finding the Fourth Proportional to 8,456,858.70, 12,659,368.05 and 4,658,714.70

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Solution

The fourth proportional to 8,456,858.70, 12,659,368.05 and 4,658,714.70 is: 6,973,793.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,456,858.70 : 12,659,368.05 = 4,658,714.70 : x
  2. Step 2: Convert to fraction form
    8,456,858.70/12,659,368.05 = 4,658,714.70/x
  3. Step 3: Cross multiply
    8,456,858.70x = 12,659,368.05 × 4,658,714.70
  4. Step 4: Simplify right side
    8,456,858.70x = 58,976,384,027,245.34
  5. Step 5: Solve for x
    x = 58,976,384,027,245.34/8,456,858.70
  6. Step 6: Final answer
    x = 6,973,793.24

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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.