Home / 13,775,799.49-20,663,741.72-3,401,019.74

Finding the Fourth Proportional to 13,775,799.49, 20,663,741.72 and 3,401,019.74

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Solution

The fourth proportional to 13,775,799.49, 20,663,741.72 and 3,401,019.74 is: 5,101,540.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,775,799.49 : 20,663,741.72 = 3,401,019.74 : x
  2. Step 2: Convert to fraction form
    13,775,799.49/20,663,741.72 = 3,401,019.74/x
  3. Step 3: Cross multiply
    13,775,799.49x = 20,663,741.72 × 3,401,019.74
  4. Step 4: Simplify right side
    13,775,799.49x = 70,277,793,491,981.55
  5. Step 5: Solve for x
    x = 70,277,793,491,981.55/13,775,799.49
  6. Step 6: Final answer
    x = 5,101,540.10

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1.5x scale

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.