Home / 20,401,667.03-30,606,538.97-5,828,710.52

Finding the Fourth Proportional to 20,401,667.03, 30,606,538.97 and 5,828,710.52

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Solution

The fourth proportional to 20,401,667.03, 30,606,538.97 and 5,828,710.52 is: 8,744,219.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,401,667.03 : 30,606,538.97 = 5,828,710.52 : x
  2. Step 2: Convert to fraction form
    20,401,667.03/30,606,538.97 = 5,828,710.52/x
  3. Step 3: Cross multiply
    20,401,667.03x = 30,606,538.97 × 5,828,710.52
  4. Step 4: Simplify right side
    20,401,667.03x = 178,396,655,766,317.09
  5. Step 5: Solve for x
    x = 178,396,655,766,317.09/20,401,667.03
  6. Step 6: Final answer
    x = 8,744,219.55

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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.