Home / 38,054,659.40-52,515,430.32-20,651,004.60

Finding the Fourth Proportional to 38,054,659.40, 52,515,430.32 and 20,651,004.60

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Solution

The fourth proportional to 38,054,659.40, 52,515,430.32 and 20,651,004.60 is: 28,498,386.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,054,659.40 : 52,515,430.32 = 20,651,004.60 : x
  2. Step 2: Convert to fraction form
    38,054,659.40/52,515,430.32 = 20,651,004.60/x
  3. Step 3: Cross multiply
    38,054,659.40x = 52,515,430.32 × 20,651,004.60
  4. Step 4: Simplify right side
    38,054,659.40x = 1,084,496,392,846,722.25
  5. Step 5: Solve for x
    x = 1,084,496,392,846,722.25/38,054,659.40
  6. Step 6: Final answer
    x = 28,498,386.53

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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.