Finding the Fourth Proportional to 5,513,368.14, 7,607,333.16 and 3,221,085.96
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Solution
The fourth proportional to 5,513,368.14, 7,607,333.16 and 3,221,085.96 is: 4,444,447.28
Step by Step Solution
- Step 1: Write the proportion equation
5,513,368.14 : 7,607,333.16 = 3,221,085.96 : x - Step 2: Convert to fraction form
5,513,368.14/7,607,333.16 = 3,221,085.96/x - Step 3: Cross multiply
5,513,368.14x = 7,607,333.16 × 3,221,085.96 - Step 4: Simplify right side
5,513,368.14x = 24,503,874,034,718.43 - Step 5: Solve for x
x = 24,503,874,034,718.43/5,513,368.14 - Step 6: Final answer
x = 4,444,447.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.