Finding the Fourth Proportional to 62,745,798.84, 86,591,302.74 and 34,869,684.12
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Solution
The fourth proportional to 62,745,798.84, 86,591,302.74 and 34,869,684.12 is: 48,121,331.31
Step by Step Solution
- Step 1: Write the proportion equation
62,745,798.84 : 86,591,302.74 = 34,869,684.12 : x - Step 2: Convert to fraction form
62,745,798.84/86,591,302.74 = 34,869,684.12/x - Step 3: Cross multiply
62,745,798.84x = 86,591,302.74 × 34,869,684.12 - Step 4: Simplify right side
62,745,798.84x = 3,019,411,374,083,090 - Step 5: Solve for x
x = 3,019,411,374,083,090/62,745,798.84 - Step 6: Final answer
x = 48,121,331.31
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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.