Home / 5,666,662.32-7,820,205.03-3,219,688.26

Finding the Fourth Proportional to 5,666,662.32, 7,820,205.03 and 3,219,688.26

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Solution

The fourth proportional to 5,666,662.32, 7,820,205.03 and 3,219,688.26 is: 4,443,289.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,666,662.32 : 7,820,205.03 = 3,219,688.26 : x
  2. Step 2: Convert to fraction form
    5,666,662.32/7,820,205.03 = 3,219,688.26/x
  3. Step 3: Cross multiply
    5,666,662.32x = 7,820,205.03 × 3,219,688.26
  4. Step 4: Simplify right side
    5,666,662.32x = 25,178,622,325,883.95
  5. Step 5: Solve for x
    x = 25,178,622,325,883.95/5,666,662.32
  6. Step 6: Final answer
    x = 4,443,289.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.