Finding the Fourth Proportional to 41,816,878.68, 62,703,780.10 and 18,768,054.17
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Solution
The fourth proportional to 41,816,878.68, 62,703,780.10 and 18,768,054.17 is: 28,142,414.71
Step by Step Solution
- Step 1: Write the proportion equation
41,816,878.68 : 62,703,780.10 = 18,768,054.17 : x - Step 2: Convert to fraction form
41,816,878.68/62,703,780.10 = 18,768,054.17/x - Step 3: Cross multiply
41,816,878.68x = 62,703,780.10 × 18,768,054.17 - Step 4: Simplify right side
41,816,878.68x = 1,176,827,941,690,407.25 - Step 5: Solve for x
x = 1,176,827,941,690,407.25/41,816,878.68 - Step 6: Final answer
x = 28,142,414.71
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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.