Home / 8,463,225.54-11,679,084.43-4,978,940.88

Finding the Fourth Proportional to 8,463,225.54, 11,679,084.43 and 4,978,940.88

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Solution

The fourth proportional to 8,463,225.54, 11,679,084.43 and 4,978,940.88 is: 6,870,840.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,463,225.54 : 11,679,084.43 = 4,978,940.88 : x
  2. Step 2: Convert to fraction form
    8,463,225.54/11,679,084.43 = 4,978,940.88/x
  3. Step 3: Cross multiply
    8,463,225.54x = 11,679,084.43 × 4,978,940.88
  4. Step 4: Simplify right side
    8,463,225.54x = 58,149,470,909,498.49
  5. Step 5: Solve for x
    x = 58,149,470,909,498.49/8,463,225.54
  6. Step 6: Final answer
    x = 6,870,840.28

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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.