Finding the Fourth Proportional to 5,583,316.10, 8,337,152.74 and 4,433,172.74
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Solution
The fourth proportional to 5,583,316.10, 8,337,152.74 and 4,433,172.74 is: 6,619,728.78
Step by Step Solution
- Step 1: Write the proportion equation
5,583,316.10 : 8,337,152.74 = 4,433,172.74 : x - Step 2: Convert to fraction form
5,583,316.10/8,337,152.74 = 4,433,172.74/x - Step 3: Cross multiply
5,583,316.10x = 8,337,152.74 × 4,433,172.74 - Step 4: Simplify right side
5,583,316.10x = 36,960,038,256,184.31 - Step 5: Solve for x
x = 36,960,038,256,184.31/5,583,316.10 - Step 6: Final answer
x = 6,619,728.78
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.