Finding the Fourth Proportional to 14,242,066.80, 21,363,100.47 and 3,459,294.99
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Solution
The fourth proportional to 14,242,066.80, 21,363,100.47 and 3,459,294.99 is: 5,188,942.55
Step by Step Solution
- Step 1: Write the proportion equation
14,242,066.80 : 21,363,100.47 = 3,459,294.99 : x - Step 2: Convert to fraction form
14,242,066.80/21,363,100.47 = 3,459,294.99/x - Step 3: Cross multiply
14,242,066.80x = 21,363,100.47 × 3,459,294.99 - Step 4: Simplify right side
14,242,066.80x = 73,901,266,426,737.64 - Step 5: Solve for x
x = 73,901,266,426,737.64/14,242,066.80 - Step 6: Final answer
x = 5,188,942.55
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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.