Finding the Fourth Proportional to 7,038,423.12, 10,557,818.16 and 2,246,106
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Solution
The fourth proportional to 7,038,423.12, 10,557,818.16 and 2,246,106 is: 3,369,217.55
Step by Step Solution
- Step 1: Write the proportion equation
7,038,423.12 : 10,557,818.16 = 2,246,106 : x - Step 2: Convert to fraction form
7,038,423.12/10,557,818.16 = 2,246,106/x - Step 3: Cross multiply
7,038,423.12x = 10,557,818.16 × 2,246,106 - Step 4: Simplify right side
7,038,423.12x = 23,713,978,716,084.96 - Step 5: Solve for x
x = 23,713,978,716,084.96/7,038,423.12 - Step 6: Final answer
x = 3,369,217.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.