Home / 8,502,610.16-12,751,141.80-2,821,309.04

Finding the Fourth Proportional to 8,502,610.16, 12,751,141.80 and 2,821,309.04

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Solution

The fourth proportional to 8,502,610.16, 12,751,141.80 and 2,821,309.04 is: 4,231,043.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,502,610.16 : 12,751,141.80 = 2,821,309.04 : x
  2. Step 2: Convert to fraction form
    8,502,610.16/12,751,141.80 = 2,821,309.04/x
  3. Step 3: Cross multiply
    8,502,610.16x = 12,751,141.80 × 2,821,309.04
  4. Step 4: Simplify right side
    8,502,610.16x = 35,974,911,630,661.88
  5. Step 5: Solve for x
    x = 35,974,911,630,661.88/8,502,610.16
  6. Step 6: Final answer
    x = 4,231,043.29

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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.