Finding the Fourth Proportional to 8,207,776.48, 12,312,283.56 and 2,450,055.28
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Solution
The fourth proportional to 8,207,776.48, 12,312,283.56 and 2,450,055.28 is: 3,675,267.65
Step by Step Solution
- Step 1: Write the proportion equation
8,207,776.48 : 12,312,283.56 = 2,450,055.28 : x - Step 2: Convert to fraction form
8,207,776.48/12,312,283.56 = 2,450,055.28/x - Step 3: Cross multiply
8,207,776.48x = 12,312,283.56 × 2,450,055.28 - Step 4: Simplify right side
8,207,776.48x = 30,165,775,345,035.20 - Step 5: Solve for x
x = 30,165,775,345,035.20/8,207,776.48 - Step 6: Final answer
x = 3,675,267.65
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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.