Home / 18,392,090.58-25,383,069.63-10,132,996.86

Finding the Fourth Proportional to 18,392,090.58, 25,383,069.63 and 10,132,996.86

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Solution

The fourth proportional to 18,392,090.58, 25,383,069.63 and 10,132,996.86 is: 13,984,629.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,392,090.58 : 25,383,069.63 = 10,132,996.86 : x
  2. Step 2: Convert to fraction form
    18,392,090.58/25,383,069.63 = 10,132,996.86/x
  3. Step 3: Cross multiply
    18,392,090.58x = 25,383,069.63 × 10,132,996.86
  4. Step 4: Simplify right side
    18,392,090.58x = 257,206,564,857,951.34
  5. Step 5: Solve for x
    x = 257,206,564,857,951.34/18,392,090.58
  6. Step 6: Final answer
    x = 13,984,629.08

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1.5x scale

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.