Finding the Fourth Proportional to 5,256,997.44, 7,249,055.16 and 4,152,487.44
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Solution
The fourth proportional to 5,256,997.44, 7,249,055.16 and 4,152,487.44 is: 5,726,008.21
Step by Step Solution
- Step 1: Write the proportion equation
5,256,997.44 : 7,249,055.16 = 4,152,487.44 : x - Step 2: Convert to fraction form
5,256,997.44/7,249,055.16 = 4,152,487.44/x - Step 3: Cross multiply
5,256,997.44x = 7,249,055.16 × 4,152,487.44 - Step 4: Simplify right side
5,256,997.44x = 30,101,610,503,767.19 - Step 5: Solve for x
x = 30,101,610,503,767.19/5,256,997.44 - Step 6: Final answer
x = 5,726,008.21
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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.