Home / 51,509,942.70-77,264,914.05-15,603,485.10

Finding the Fourth Proportional to 51,509,942.70, 77,264,914.05 and 15,603,485.10

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Solution

The fourth proportional to 51,509,942.70, 77,264,914.05 and 15,603,485.10 is: 23,405,227.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,509,942.70 : 77,264,914.05 = 15,603,485.10 : x
  2. Step 2: Convert to fraction form
    51,509,942.70/77,264,914.05 = 15,603,485.10/x
  3. Step 3: Cross multiply
    51,509,942.70x = 77,264,914.05 × 15,603,485.10
  4. Step 4: Simplify right side
    51,509,942.70x = 1,205,601,935,131,955.50
  5. Step 5: Solve for x
    x = 1,205,601,935,131,955.50/51,509,942.70
  6. Step 6: Final answer
    x = 23,405,227.65

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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.