Finding the Fourth Proportional to 6,801,699.99, 9,385,651.99 and 4,187,789.39
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Solution
The fourth proportional to 6,801,699.99, 9,385,651.99 and 4,187,789.39 is: 5,778,722.06
Step by Step Solution
- Step 1: Write the proportion equation
6,801,699.99 : 9,385,651.99 = 4,187,789.39 : x - Step 2: Convert to fraction form
6,801,699.99/9,385,651.99 = 4,187,789.39/x - Step 3: Cross multiply
6,801,699.99x = 9,385,651.99 × 4,187,789.39 - Step 4: Simplify right side
6,801,699.99x = 39,305,133,775,026.12 - Step 5: Solve for x
x = 39,305,133,775,026.12/6,801,699.99 - Step 6: Final answer
x = 5,778,722.06
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1.5x scale
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.