Home / 45,323,993.38-68,012,368.92-19,060,942.18

Finding the Fourth Proportional to 45,323,993.38, 68,012,368.92 and 19,060,942.18

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Solution

The fourth proportional to 45,323,993.38, 68,012,368.92 and 19,060,942.18 is: 28,602,506.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,323,993.38 : 68,012,368.92 = 19,060,942.18 : x
  2. Step 2: Convert to fraction form
    45,323,993.38/68,012,368.92 = 19,060,942.18/x
  3. Step 3: Cross multiply
    45,323,993.38x = 68,012,368.92 × 19,060,942.18
  4. Step 4: Simplify right side
    45,323,993.38x = 1,296,379,831,508,949
  5. Step 5: Solve for x
    x = 1,296,379,831,508,949/45,323,993.38
  6. Step 6: Final answer
    x = 28,602,506.86

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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.