Home / 8,059,405.80-12,089,108.70-7,114,621.80

Finding the Fourth Proportional to 8,059,405.80, 12,089,108.70 and 7,114,621.80

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Solution

The fourth proportional to 8,059,405.80, 12,089,108.70 and 7,114,621.80 is: 10,671,932.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,059,405.80 : 12,089,108.70 = 7,114,621.80 : x
  2. Step 2: Convert to fraction form
    8,059,405.80/12,089,108.70 = 7,114,621.80/x
  3. Step 3: Cross multiply
    8,059,405.80x = 12,089,108.70 × 7,114,621.80
  4. Step 4: Simplify right side
    8,059,405.80x = 86,009,436,299,589.66
  5. Step 5: Solve for x
    x = 86,009,436,299,589.66/8,059,405.80
  6. Step 6: Final answer
    x = 10,671,932.70

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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.