Home / 20,401,549.20-30,588,119.64-9,035,836.56

Finding the Fourth Proportional to 20,401,549.20, 30,588,119.64 and 9,035,836.56

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Solution

The fourth proportional to 20,401,549.20, 30,588,119.64 and 9,035,836.56 is: 13,547,463.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,401,549.20 : 30,588,119.64 = 9,035,836.56 : x
  2. Step 2: Convert to fraction form
    20,401,549.20/30,588,119.64 = 9,035,836.56/x
  3. Step 3: Cross multiply
    20,401,549.20x = 30,588,119.64 × 9,035,836.56
  4. Step 4: Simplify right side
    20,401,549.20x = 276,389,249,744,766.06
  5. Step 5: Solve for x
    x = 276,389,249,744,766.06/20,401,549.20
  6. Step 6: Final answer
    x = 13,547,463.82

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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.