Finding the Fourth Proportional to 49,816,312.72, 68,744,952.66 and 29,203,487.80
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Solution
The fourth proportional to 49,816,312.72, 68,744,952.66 and 29,203,487.80 is: 40,299,899.30
Step by Step Solution
- Step 1: Write the proportion equation
49,816,312.72 : 68,744,952.66 = 29,203,487.80 : x - Step 2: Convert to fraction form
49,816,312.72/68,744,952.66 = 29,203,487.80/x - Step 3: Cross multiply
49,816,312.72x = 68,744,952.66 × 29,203,487.80 - Step 4: Simplify right side
49,816,312.72x = 2,007,592,386,317,887.50 - Step 5: Solve for x
x = 2,007,592,386,317,887.50/49,816,312.72 - Step 6: Final answer
x = 40,299,899.30
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.