Finding the Fourth Proportional to 6,803,021.06, 10,204,544.55 and 6,387,316.10
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Solution
The fourth proportional to 6,803,021.06, 10,204,544.55 and 6,387,316.10 is: 9,580,986.32
Step by Step Solution
- Step 1: Write the proportion equation
6,803,021.06 : 10,204,544.55 = 6,387,316.10 : x - Step 2: Convert to fraction form
6,803,021.06/10,204,544.55 = 6,387,316.10/x - Step 3: Cross multiply
6,803,021.06x = 10,204,544.55 × 6,387,316.10 - Step 4: Simplify right side
6,803,021.06x = 65,179,651,697,382.26 - Step 5: Solve for x
x = 65,179,651,697,382.26/6,803,021.06 - Step 6: Final answer
x = 9,580,986.32
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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.