Home / 35,529,103.20-53,293,654.80-20,412,559.20

Finding the Fourth Proportional to 35,529,103.20, 53,293,654.80 and 20,412,559.20

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Solution

The fourth proportional to 35,529,103.20, 53,293,654.80 and 20,412,559.20 is: 30,618,838.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,529,103.20 : 53,293,654.80 = 20,412,559.20 : x
  2. Step 2: Convert to fraction form
    35,529,103.20/53,293,654.80 = 20,412,559.20/x
  3. Step 3: Cross multiply
    35,529,103.20x = 53,293,654.80 × 20,412,559.20
  4. Step 4: Simplify right side
    35,529,103.20x = 1,087,859,883,589,364
  5. Step 5: Solve for x
    x = 1,087,859,883,589,364/35,529,103.20
  6. Step 6: Final answer
    x = 30,618,838.80

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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.