Home / 34,048,014.70-51,072,022.05-21,307,816.30

Finding the Fourth Proportional to 34,048,014.70, 51,072,022.05 and 21,307,816.30

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Solution

The fourth proportional to 34,048,014.70, 51,072,022.05 and 21,307,816.30 is: 31,961,724.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,048,014.70 : 51,072,022.05 = 21,307,816.30 : x
  2. Step 2: Convert to fraction form
    34,048,014.70/51,072,022.05 = 21,307,816.30/x
  3. Step 3: Cross multiply
    34,048,014.70x = 51,072,022.05 × 21,307,816.30
  4. Step 4: Simplify right side
    34,048,014.70x = 1,088,233,263,910,949.38
  5. Step 5: Solve for x
    x = 1,088,233,263,910,949.38/34,048,014.70
  6. Step 6: Final answer
    x = 31,961,724.45

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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.