Home / 15,252,930.67-21,048,972.43-8,283,559.45

Finding the Fourth Proportional to 15,252,930.67, 21,048,972.43 and 8,283,559.45

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Solution

The fourth proportional to 15,252,930.67, 21,048,972.43 and 8,283,559.45 is: 11,431,273.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,252,930.67 : 21,048,972.43 = 8,283,559.45 : x
  2. Step 2: Convert to fraction form
    15,252,930.67/21,048,972.43 = 8,283,559.45/x
  3. Step 3: Cross multiply
    15,252,930.67x = 21,048,972.43 × 8,283,559.45
  4. Step 4: Simplify right side
    15,252,930.67x = 174,360,414,485,315.97
  5. Step 5: Solve for x
    x = 174,360,414,485,315.97/15,252,930.67
  6. Step 6: Final answer
    x = 11,431,273.00

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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.