Finding the Fourth Proportional to 6,476,679.24, 8,934,070.53 and 4,184,839.94
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Solution
The fourth proportional to 6,476,679.24, 8,934,070.53 and 4,184,839.94 is: 5,772,658.14
Step by Step Solution
- Step 1: Write the proportion equation
6,476,679.24 : 8,934,070.53 = 4,184,839.94 : x - Step 2: Convert to fraction form
6,476,679.24/8,934,070.53 = 4,184,839.94/x - Step 3: Cross multiply
6,476,679.24x = 8,934,070.53 × 4,184,839.94 - Step 4: Simplify right side
6,476,679.24x = 37,387,655,136,050.61 - Step 5: Solve for x
x = 37,387,655,136,050.61/6,476,679.24 - Step 6: Final answer
x = 5,772,658.14
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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.