Finding the Fourth Proportional to 5,918,316.84, 8,172,919.17 and 5,595,905.52
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Solution
The fourth proportional to 5,918,316.84, 8,172,919.17 and 5,595,905.52 is: 7,727,684.19
Step by Step Solution
- Step 1: Write the proportion equation
5,918,316.84 : 8,172,919.17 = 5,595,905.52 : x - Step 2: Convert to fraction form
5,918,316.84/8,172,919.17 = 5,595,905.52/x - Step 3: Cross multiply
5,918,316.84x = 8,172,919.17 × 5,595,905.52 - Step 4: Simplify right side
5,918,316.84x = 45,734,883,497,916.81 - Step 5: Solve for x
x = 45,734,883,497,916.81/5,918,316.84 - Step 6: Final answer
x = 7,727,684.19
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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.