Home / 6,849,245.82-10,275,341.08-1,991,636.70

Finding the Fourth Proportional to 6,849,245.82, 10,275,341.08 and 1,991,636.70

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Solution

The fourth proportional to 6,849,245.82, 10,275,341.08 and 1,991,636.70 is: 2,987,883.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,849,245.82 : 10,275,341.08 = 1,991,636.70 : x
  2. Step 2: Convert to fraction form
    6,849,245.82/10,275,341.08 = 1,991,636.70/x
  3. Step 3: Cross multiply
    6,849,245.82x = 10,275,341.08 × 1,991,636.70
  4. Step 4: Simplify right side
    6,849,245.82x = 20,464,746,399,945.64
  5. Step 5: Solve for x
    x = 20,464,746,399,945.64/6,849,245.82
  6. Step 6: Final answer
    x = 2,987,883.18

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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.