Home / 74,205,432.54-111,315,775.86-25,683,207.12

Finding the Fourth Proportional to 74,205,432.54, 111,315,775.86 and 25,683,207.12

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Solution

The fourth proportional to 74,205,432.54, 111,315,775.86 and 25,683,207.12 is: 38,527,450.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,205,432.54 : 111,315,775.86 = 25,683,207.12 : x
  2. Step 2: Convert to fraction form
    74,205,432.54/111,315,775.86 = 25,683,207.12/x
  3. Step 3: Cross multiply
    74,205,432.54x = 111,315,775.86 × 25,683,207.12
  4. Step 4: Simplify right side
    74,205,432.54x = 2,858,946,127,135,876
  5. Step 5: Solve for x
    x = 2,858,946,127,135,876/74,205,432.54
  6. Step 6: Final answer
    x = 38,527,450.47

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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.