Home / 8,968,999.20-13,455,467.10-2,902,698.60

Finding the Fourth Proportional to 8,968,999.20, 13,455,467.10 and 2,902,698.60

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Solution

The fourth proportional to 8,968,999.20, 13,455,467.10 and 2,902,698.60 is: 4,354,684.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,968,999.20 : 13,455,467.10 = 2,902,698.60 : x
  2. Step 2: Convert to fraction form
    8,968,999.20/13,455,467.10 = 2,902,698.60/x
  3. Step 3: Cross multiply
    8,968,999.20x = 13,455,467.10 × 2,902,698.60
  4. Step 4: Simplify right side
    8,968,999.20x = 39,057,165,513,516.06
  5. Step 5: Solve for x
    x = 39,057,165,513,516.06/8,968,999.20
  6. Step 6: Final answer
    x = 4,354,684.91

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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.