Home / 5,154,219.45-7,112,628.09-2,862,527.76

Finding the Fourth Proportional to 5,154,219.45, 7,112,628.09 and 2,862,527.76

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Solution

The fourth proportional to 5,154,219.45, 7,112,628.09 and 2,862,527.76 is: 3,950,180.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,154,219.45 : 7,112,628.09 = 2,862,527.76 : x
  2. Step 2: Convert to fraction form
    5,154,219.45/7,112,628.09 = 2,862,527.76/x
  3. Step 3: Cross multiply
    5,154,219.45x = 7,112,628.09 × 2,862,527.76
  4. Step 4: Simplify right side
    5,154,219.45x = 20,360,095,354,180.78
  5. Step 5: Solve for x
    x = 20,360,095,354,180.78/5,154,219.45
  6. Step 6: Final answer
    x = 3,950,180.15

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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.