Home / 50,311,920.93-69,430,686-28,583,081.25

Finding the Fourth Proportional to 50,311,920.93, 69,430,686 and 28,583,081.25

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Solution

The fourth proportional to 50,311,920.93, 69,430,686 and 28,583,081.25 is: 39,444,785.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,311,920.93 : 69,430,686 = 28,583,081.25 : x
  2. Step 2: Convert to fraction form
    50,311,920.93/69,430,686 = 28,583,081.25/x
  3. Step 3: Cross multiply
    50,311,920.93x = 69,430,686 × 28,583,081.25
  4. Step 4: Simplify right side
    50,311,920.93x = 1,984,542,939,181,237.50
  5. Step 5: Solve for x
    x = 1,984,542,939,181,237.50/50,311,920.93
  6. Step 6: Final answer
    x = 39,444,785.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.