Finding the Fourth Proportional to 10,181,781.68, 15,268,670.34 and 3,703,319.12
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Solution
The fourth proportional to 10,181,781.68, 15,268,670.34 and 3,703,319.12 is: 5,553,523.01
Step by Step Solution
- Step 1: Write the proportion equation
10,181,781.68 : 15,268,670.34 = 3,703,319.12 : x - Step 2: Convert to fraction form
10,181,781.68/15,268,670.34 = 3,703,319.12/x - Step 3: Cross multiply
10,181,781.68x = 15,268,670.34 × 3,703,319.12 - Step 4: Simplify right side
10,181,781.68x = 56,544,758,807,098.90 - Step 5: Solve for x
x = 56,544,758,807,098.90/10,181,781.68 - Step 6: Final answer
x = 5,553,523.01
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.