Home / 35,529,401.20-53,294,101.80-20,412,857.20

Finding the Fourth Proportional to 35,529,401.20, 53,294,101.80 and 20,412,857.20

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Solution

The fourth proportional to 35,529,401.20, 53,294,101.80 and 20,412,857.20 is: 30,619,285.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,529,401.20 : 53,294,101.80 = 20,412,857.20 : x
  2. Step 2: Convert to fraction form
    35,529,401.20/53,294,101.80 = 20,412,857.20/x
  3. Step 3: Cross multiply
    35,529,401.20x = 53,294,101.80 × 20,412,857.20
  4. Step 4: Simplify right side
    35,529,401.20x = 1,087,884,889,645,662.88
  5. Step 5: Solve for x
    x = 1,087,884,889,645,662.88/35,529,401.20
  6. Step 6: Final answer
    x = 30,619,285.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.