Home / 20,401,534.20-30,588,097.14-9,035,821.56

Finding the Fourth Proportional to 20,401,534.20, 30,588,097.14 and 9,035,821.56

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Solution

The fourth proportional to 20,401,534.20, 30,588,097.14 and 9,035,821.56 is: 13,547,441.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,401,534.20 : 30,588,097.14 = 9,035,821.56 : x
  2. Step 2: Convert to fraction form
    20,401,534.20/30,588,097.14 = 9,035,821.56/x
  3. Step 3: Cross multiply
    20,401,534.20x = 30,588,097.14 × 9,035,821.56
  4. Step 4: Simplify right side
    20,401,534.20x = 276,388,587,616,986.38
  5. Step 5: Solve for x
    x = 276,388,587,616,986.38/20,401,534.20
  6. Step 6: Final answer
    x = 13,547,441.33

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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.