Finding the Fourth Proportional to 9,747,072.18, 13,450,448.16 and 5,335,952.18
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Solution
The fourth proportional to 9,747,072.18, 13,450,448.16 and 5,335,952.18 is: 7,363,334.02
Step by Step Solution
- Step 1: Write the proportion equation
9,747,072.18 : 13,450,448.16 = 5,335,952.18 : x - Step 2: Convert to fraction form
9,747,072.18/13,450,448.16 = 5,335,952.18/x - Step 3: Cross multiply
9,747,072.18x = 13,450,448.16 × 5,335,952.18 - Step 4: Simplify right side
9,747,072.18x = 71,770,948,181,328.98 - Step 5: Solve for x
x = 71,770,948,181,328.98/9,747,072.18 - Step 6: Final answer
x = 7,363,334.02
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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.