Home / 6,325,664-8,722,891.52-5,410,921.12

Finding the Fourth Proportional to 6,325,664, 8,722,891.52 and 5,410,921.12

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Solution

The fourth proportional to 6,325,664, 8,722,891.52 and 5,410,921.12 is: 7,461,489.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,325,664 : 8,722,891.52 = 5,410,921.12 : x
  2. Step 2: Convert to fraction form
    6,325,664/8,722,891.52 = 5,410,921.12/x
  3. Step 3: Cross multiply
    6,325,664x = 8,722,891.52 × 5,410,921.12
  4. Step 4: Simplify right side
    6,325,664x = 47,198,877,953,036.90
  5. Step 5: Solve for x
    x = 47,198,877,953,036.90/6,325,664
  6. Step 6: Final answer
    x = 7,461,489.89

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1.5x scale

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.