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Finding the Fourth Proportional to 6,462,697.74, 8,918,473.59 and 3,562,094.22

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Solution

The fourth proportional to 6,462,697.74, 8,918,473.59 and 3,562,094.22 is: 4,915,662.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,462,697.74 : 8,918,473.59 = 3,562,094.22 : x
  2. Step 2: Convert to fraction form
    6,462,697.74/8,918,473.59 = 3,562,094.22/x
  3. Step 3: Cross multiply
    6,462,697.74x = 8,918,473.59 × 3,562,094.22
  4. Step 4: Simplify right side
    6,462,697.74x = 31,768,443,226,161.65
  5. Step 5: Solve for x
    x = 31,768,443,226,161.65/6,462,697.74
  6. Step 6: Final answer
    x = 4,915,662.86

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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.