Home / 65,560,401.64-90,470,983.06-36,191,103.84

Finding the Fourth Proportional to 65,560,401.64, 90,470,983.06 and 36,191,103.84

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Solution

The fourth proportional to 65,560,401.64, 90,470,983.06 and 36,191,103.84 is: 49,942,414.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,560,401.64 : 90,470,983.06 = 36,191,103.84 : x
  2. Step 2: Convert to fraction form
    65,560,401.64/90,470,983.06 = 36,191,103.84/x
  3. Step 3: Cross multiply
    65,560,401.64x = 90,470,983.06 × 36,191,103.84
  4. Step 4: Simplify right side
    65,560,401.64x = 3,274,244,742,431,341.50
  5. Step 5: Solve for x
    x = 3,274,244,742,431,341.50/65,560,401.64
  6. Step 6: Final answer
    x = 49,942,414.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.