Home / 12,860,788.33-17,747,665.18-6,980,296.34

Finding the Fourth Proportional to 12,860,788.33, 17,747,665.18 and 6,980,296.34

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Solution

The fourth proportional to 12,860,788.33, 17,747,665.18 and 6,980,296.34 is: 9,632,688.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,860,788.33 : 17,747,665.18 = 6,980,296.34 : x
  2. Step 2: Convert to fraction form
    12,860,788.33/17,747,665.18 = 6,980,296.34/x
  3. Step 3: Cross multiply
    12,860,788.33x = 17,747,665.18 × 6,980,296.34
  4. Step 4: Simplify right side
    12,860,788.33x = 123,883,962,299,499.44
  5. Step 5: Solve for x
    x = 123,883,962,299,499.44/12,860,788.33
  6. Step 6: Final answer
    x = 9,632,688.07

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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.