Finding the Fourth Proportional to 7,807,363.06, 11,689,918.08 and 5,523,478.96
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Solution
The fourth proportional to 7,807,363.06, 11,689,918.08 and 5,523,478.96 is: 8,270,272.06
Step by Step Solution
- Step 1: Write the proportion equation
7,807,363.06 : 11,689,918.08 = 5,523,478.96 : x - Step 2: Convert to fraction form
7,807,363.06/11,689,918.08 = 5,523,478.96/x - Step 3: Cross multiply
7,807,363.06x = 11,689,918.08 × 5,523,478.96 - Step 4: Simplify right side
7,807,363.06x = 64,569,016,559,003.59 - Step 5: Solve for x
x = 64,569,016,559,003.59/7,807,363.06 - Step 6: Final answer
x = 8,270,272.06
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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.