Home / 39,719,950-54,815,224.32-22,316,328.88

Finding the Fourth Proportional to 39,719,950, 54,815,224.32 and 22,316,328.88

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Solution

The fourth proportional to 39,719,950, 54,815,224.32 and 22,316,328.88 is: 30,797,485.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,719,950 : 54,815,224.32 = 22,316,328.88 : x
  2. Step 2: Convert to fraction form
    39,719,950/54,815,224.32 = 22,316,328.88/x
  3. Step 3: Cross multiply
    39,719,950x = 54,815,224.32 × 22,316,328.88
  4. Step 4: Simplify right side
    39,719,950x = 1,223,274,573,556,094.25
  5. Step 5: Solve for x
    x = 1,223,274,573,556,094.25/39,719,950
  6. Step 6: Final answer
    x = 30,797,485.23

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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.