Home / 39,399,666.64-54,372,400.34-21,758,533.25

Finding the Fourth Proportional to 39,399,666.64, 54,372,400.34 and 21,758,533.25

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Solution

The fourth proportional to 39,399,666.64, 54,372,400.34 and 21,758,533.25 is: 30,027,251.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,399,666.64 : 54,372,400.34 = 21,758,533.25 : x
  2. Step 2: Convert to fraction form
    39,399,666.64/54,372,400.34 = 21,758,533.25/x
  3. Step 3: Cross multiply
    39,399,666.64x = 54,372,400.34 × 21,758,533.25
  4. Step 4: Simplify right side
    39,399,666.64x = 1,183,063,680,585,037.75
  5. Step 5: Solve for x
    x = 1,183,063,680,585,037.75/39,399,666.64
  6. Step 6: Final answer
    x = 30,027,251.03

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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.