Home / 7,118,351.64-9,823,276.58-3,855,091.32

Finding the Fourth Proportional to 7,118,351.64, 9,823,276.58 and 3,855,091.32

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Solution

The fourth proportional to 7,118,351.64, 9,823,276.58 and 3,855,091.32 is: 5,319,999.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,118,351.64 : 9,823,276.58 = 3,855,091.32 : x
  2. Step 2: Convert to fraction form
    7,118,351.64/9,823,276.58 = 3,855,091.32/x
  3. Step 3: Cross multiply
    7,118,351.64x = 9,823,276.58 × 3,855,091.32
  4. Step 4: Simplify right side
    7,118,351.64x = 37,869,628,277,517.28
  5. Step 5: Solve for x
    x = 37,869,628,277,517.28/7,118,351.64
  6. Step 6: Final answer
    x = 5,319,999.66

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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.