Finding the Fourth Proportional to 23,134,993.20, 31,926,293.64 and 12,822,382.08
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Solution
The fourth proportional to 23,134,993.20, 31,926,293.64 and 12,822,382.08 is: 17,694,888.95
Step by Step Solution
- Step 1: Write the proportion equation
23,134,993.20 : 31,926,293.64 = 12,822,382.08 : x - Step 2: Convert to fraction form
23,134,993.20/31,926,293.64 = 12,822,382.08/x - Step 3: Cross multiply
23,134,993.20x = 31,926,293.64 × 12,822,382.08 - Step 4: Simplify right side
23,134,993.20x = 409,371,135,450,354 - Step 5: Solve for x
x = 409,371,135,450,354/23,134,993.20 - Step 6: Final answer
x = 17,694,888.95
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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.