Home / 49,139,912.40-73,709,868.60-21,846,152.40

Finding the Fourth Proportional to 49,139,912.40, 73,709,868.60 and 21,846,152.40

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Solution

The fourth proportional to 49,139,912.40, 73,709,868.60 and 21,846,152.40 is: 32,769,228.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,139,912.40 : 73,709,868.60 = 21,846,152.40 : x
  2. Step 2: Convert to fraction form
    49,139,912.40/73,709,868.60 = 21,846,152.40/x
  3. Step 3: Cross multiply
    49,139,912.40x = 73,709,868.60 × 21,846,152.40
  4. Step 4: Simplify right side
    49,139,912.40x = 1,610,277,022,819,574.50
  5. Step 5: Solve for x
    x = 1,610,277,022,819,574.50/49,139,912.40
  6. Step 6: Final answer
    x = 32,769,228.60

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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.