Finding the Fourth Proportional to 27,091,677.62, 37,387,346.84 and 15,926,122.98
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Solution
The fourth proportional to 27,091,677.62, 37,387,346.84 and 15,926,122.98 is: 21,978,538.65
Step by Step Solution
- Step 1: Write the proportion equation
27,091,677.62 : 37,387,346.84 = 15,926,122.98 : x - Step 2: Convert to fraction form
27,091,677.62/37,387,346.84 = 15,926,122.98/x - Step 3: Cross multiply
27,091,677.62x = 37,387,346.84 × 15,926,122.98 - Step 4: Simplify right side
27,091,677.62x = 595,435,483,709,569.75 - Step 5: Solve for x
x = 595,435,483,709,569.75/27,091,677.62 - Step 6: Final answer
x = 21,978,538.65
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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.