Home / 12,036,940.56-16,610,976-6,880,412.80

Finding the Fourth Proportional to 12,036,940.56, 16,610,976 and 6,880,412.80

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Solution

The fourth proportional to 12,036,940.56, 16,610,976 and 6,880,412.80 is: 9,494,968.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,036,940.56 : 16,610,976 = 6,880,412.80 : x
  2. Step 2: Convert to fraction form
    12,036,940.56/16,610,976 = 6,880,412.80/x
  3. Step 3: Cross multiply
    12,036,940.56x = 16,610,976 × 6,880,412.80
  4. Step 4: Simplify right side
    12,036,940.56x = 114,290,371,890,892.80
  5. Step 5: Solve for x
    x = 114,290,371,890,892.80/12,036,940.56
  6. Step 6: Final answer
    x = 9,494,968.54

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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.