Home / 39,422,444.01-54,404,069.63-21,782,483.25

Finding the Fourth Proportional to 39,422,444.01, 54,404,069.63 and 21,782,483.25

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Solution

The fourth proportional to 39,422,444.01, 54,404,069.63 and 21,782,483.25 is: 30,060,432.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,422,444.01 : 54,404,069.63 = 21,782,483.25 : x
  2. Step 2: Convert to fraction form
    39,422,444.01/54,404,069.63 = 21,782,483.25/x
  3. Step 3: Cross multiply
    39,422,444.01x = 54,404,069.63 × 21,782,483.25
  4. Step 4: Simplify right side
    39,422,444.01x = 1,185,055,735,338,396.25
  5. Step 5: Solve for x
    x = 1,185,055,735,338,396.25/39,422,444.01
  6. Step 6: Final answer
    x = 30,060,432.96

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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.