Finding the Fourth Proportional to 6,753,147.16, 9,313,047.14 and 6,251,557.70
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Solution
The fourth proportional to 6,753,147.16, 9,313,047.14 and 6,251,557.70 is: 8,621,321.31
Step by Step Solution
- Step 1: Write the proportion equation
6,753,147.16 : 9,313,047.14 = 6,251,557.70 : x - Step 2: Convert to fraction form
6,753,147.16/9,313,047.14 = 6,251,557.70/x - Step 3: Cross multiply
6,753,147.16x = 9,313,047.14 × 6,251,557.70 - Step 4: Simplify right side
6,753,147.16x = 58,221,051,480,706.95 - Step 5: Solve for x
x = 58,221,051,480,706.95/6,753,147.16 - Step 6: Final answer
x = 8,621,321.31
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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.