Finding the Fourth Proportional to 22,603,982.67, 33,902,781.57 and 7,249,277.07
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Solution
The fourth proportional to 22,603,982.67, 33,902,781.57 and 7,249,277.07 is: 10,872,891.77
Step by Step Solution
- Step 1: Write the proportion equation
22,603,982.67 : 33,902,781.57 = 7,249,277.07 : x - Step 2: Convert to fraction form
22,603,982.67/33,902,781.57 = 7,249,277.07/x - Step 3: Cross multiply
22,603,982.67x = 33,902,781.57 × 7,249,277.07 - Step 4: Simplify right side
22,603,982.67x = 245,770,657,044,619.62 - Step 5: Solve for x
x = 245,770,657,044,619.62/22,603,982.67 - Step 6: Final answer
x = 10,872,891.77
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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.