Home / 6,531,455.40-9,796,016.70-4,131,004.20

Finding the Fourth Proportional to 6,531,455.40, 9,796,016.70 and 4,131,004.20

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Solution

The fourth proportional to 6,531,455.40, 9,796,016.70 and 4,131,004.20 is: 6,195,768.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,531,455.40 : 9,796,016.70 = 4,131,004.20 : x
  2. Step 2: Convert to fraction form
    6,531,455.40/9,796,016.70 = 4,131,004.20/x
  3. Step 3: Cross multiply
    6,531,455.40x = 9,796,016.70 × 4,131,004.20
  4. Step 4: Simplify right side
    6,531,455.40x = 40,467,386,130,970.14
  5. Step 5: Solve for x
    x = 40,467,386,130,970.14/6,531,455.40
  6. Step 6: Final answer
    x = 6,195,768.58

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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.