Home / 5,133,792.79-7,085,027.55-2,928,704.14

Finding the Fourth Proportional to 5,133,792.79, 7,085,027.55 and 2,928,704.14

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Solution

The fourth proportional to 5,133,792.79, 7,085,027.55 and 2,928,704.14 is: 4,041,836.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133,792.79 : 7,085,027.55 = 2,928,704.14 : x
  2. Step 2: Convert to fraction form
    5,133,792.79/7,085,027.55 = 2,928,704.14/x
  3. Step 3: Cross multiply
    5,133,792.79x = 7,085,027.55 × 2,928,704.14
  4. Step 4: Simplify right side
    5,133,792.79x = 20,749,949,517,699.06
  5. Step 5: Solve for x
    x = 20,749,949,517,699.06/5,133,792.79
  6. Step 6: Final answer
    x = 4,041,836.20

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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.