Finding the Fourth Proportional to 5,090,773.16, 7,024,851.42 and 2,997,285.14
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Solution
The fourth proportional to 5,090,773.16, 7,024,851.42 and 2,997,285.14 is: 4,136,008.84
Step by Step Solution
- Step 1: Write the proportion equation
5,090,773.16 : 7,024,851.42 = 2,997,285.14 : x - Step 2: Convert to fraction form
5,090,773.16/7,024,851.42 = 2,997,285.14/x - Step 3: Cross multiply
5,090,773.16x = 7,024,851.42 × 2,997,285.14 - Step 4: Simplify right side
5,090,773.16x = 21,055,482,771,873.90 - Step 5: Solve for x
x = 21,055,482,771,873.90/5,090,773.16 - Step 6: Final answer
x = 4,136,008.84
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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.