Home / 6,481,345.20-9,717,352.20-3,642,327.60

Finding the Fourth Proportional to 6,481,345.20, 9,717,352.20 and 3,642,327.60

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Solution

The fourth proportional to 6,481,345.20, 9,717,352.20 and 3,642,327.60 is: 5,460,869.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,481,345.20 : 9,717,352.20 = 3,642,327.60 : x
  2. Step 2: Convert to fraction form
    6,481,345.20/9,717,352.20 = 3,642,327.60/x
  3. Step 3: Cross multiply
    6,481,345.20x = 9,717,352.20 × 3,642,327.60
  4. Step 4: Simplify right side
    6,481,345.20x = 35,393,780,116,980.72
  5. Step 5: Solve for x
    x = 35,393,780,116,980.72/6,481,345.20
  6. Step 6: Final answer
    x = 5,460,869.47

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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.