Home / 8,644,172.75-11,929,129.47-4,724,171.64

Finding the Fourth Proportional to 8,644,172.75, 11,929,129.47 and 4,724,171.64

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Solution

The fourth proportional to 8,644,172.75, 11,929,129.47 and 4,724,171.64 is: 6,519,450.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,644,172.75 : 11,929,129.47 = 4,724,171.64 : x
  2. Step 2: Convert to fraction form
    8,644,172.75/11,929,129.47 = 4,724,171.64/x
  3. Step 3: Cross multiply
    8,644,172.75x = 11,929,129.47 × 4,724,171.64
  4. Step 4: Simplify right side
    8,644,172.75x = 56,355,255,132,062.23
  5. Step 5: Solve for x
    x = 56,355,255,132,062.23/8,644,172.75
  6. Step 6: Final answer
    x = 6,519,450.36

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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.