Finding the Fourth Proportional to 7,545,374, 10,412,598.84 and 4,107,638.96
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Solution
The fourth proportional to 7,545,374, 10,412,598.84 and 4,107,638.96 is: 5,668,532.36
Step by Step Solution
- Step 1: Write the proportion equation
7,545,374 : 10,412,598.84 = 4,107,638.96 : x - Step 2: Convert to fraction form
7,545,374/10,412,598.84 = 4,107,638.96/x - Step 3: Cross multiply
7,545,374x = 10,412,598.84 × 4,107,638.96 - Step 4: Simplify right side
7,545,374x = 42,771,196,670,034.80 - Step 5: Solve for x
x = 42,771,196,670,034.80/7,545,374 - Step 6: Final answer
x = 5,668,532.36
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1.5x scale
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.