Home / 13,263,492.20-19,895,236.62-3,678,870.69

Finding the Fourth Proportional to 13,263,492.20, 19,895,236.62 and 3,678,870.69

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Solution

The fourth proportional to 13,263,492.20, 19,895,236.62 and 3,678,870.69 is: 5,518,305.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,263,492.20 : 19,895,236.62 = 3,678,870.69 : x
  2. Step 2: Convert to fraction form
    13,263,492.20/19,895,236.62 = 3,678,870.69/x
  3. Step 3: Cross multiply
    13,263,492.20x = 19,895,236.62 × 3,678,870.69
  4. Step 4: Simplify right side
    13,263,492.20x = 73,192,002,871,932.67
  5. Step 5: Solve for x
    x = 73,192,002,871,932.67/13,263,492.20
  6. Step 6: Final answer
    x = 5,518,305.57

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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.