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Finding the Fourth Proportional to 17,584,978.94, 26,360,011.83 and 8,346,762.89

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Solution

The fourth proportional to 17,584,978.94, 26,360,011.83 and 8,346,762.89 is: 12,511,858.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,584,978.94 : 26,360,011.83 = 8,346,762.89 : x
  2. Step 2: Convert to fraction form
    17,584,978.94/26,360,011.83 = 8,346,762.89/x
  3. Step 3: Cross multiply
    17,584,978.94x = 26,360,011.83 × 8,346,762.89
  4. Step 4: Simplify right side
    17,584,978.94x = 220,020,768,522,604.97
  5. Step 5: Solve for x
    x = 220,020,768,522,604.97/17,584,978.94
  6. Step 6: Final answer
    x = 12,511,858.52

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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.