Home / 74,455,938.10-111,683,907.15-55,324,062.10

Finding the Fourth Proportional to 74,455,938.10, 111,683,907.15 and 55,324,062.10

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Solution

The fourth proportional to 74,455,938.10, 111,683,907.15 and 55,324,062.10 is: 82,986,093.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,455,938.10 : 111,683,907.15 = 55,324,062.10 : x
  2. Step 2: Convert to fraction form
    74,455,938.10/111,683,907.15 = 55,324,062.10/x
  3. Step 3: Cross multiply
    74,455,938.10x = 111,683,907.15 × 55,324,062.10
  4. Step 4: Simplify right side
    74,455,938.10x = 6,178,807,414,737,235
  5. Step 5: Solve for x
    x = 6,178,807,414,737,235/74,455,938.10
  6. Step 6: Final answer
    x = 82,986,093.15

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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.