Finding the Fourth Proportional to 7,652,243.88, 10,559,315.12 and 4,711,593.96
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Solution
The fourth proportional to 7,652,243.88, 10,559,315.12 and 4,711,593.96 is: 6,501,518.52
Step by Step Solution
- Step 1: Write the proportion equation
7,652,243.88 : 10,559,315.12 = 4,711,593.96 : x - Step 2: Convert to fraction form
7,652,243.88/10,559,315.12 = 4,711,593.96/x - Step 3: Cross multiply
7,652,243.88x = 10,559,315.12 × 4,711,593.96 - Step 4: Simplify right side
7,652,243.88x = 49,751,205,317,570.70 - Step 5: Solve for x
x = 49,751,205,317,570.70/7,652,243.88 - Step 6: Final answer
x = 6,501,518.52
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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.