Finding the Fourth Proportional to 67,712,242.24, 101,554,783.62 and 33,153,754.24
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Solution
The fourth proportional to 67,712,242.24, 101,554,783.62 and 33,153,754.24 is: 49,723,982.35
Step by Step Solution
- Step 1: Write the proportion equation
67,712,242.24 : 101,554,783.62 = 33,153,754.24 : x - Step 2: Convert to fraction form
67,712,242.24/101,554,783.62 = 33,153,754.24/x - Step 3: Cross multiply
67,712,242.24x = 101,554,783.62 × 33,153,754.24 - Step 4: Simplify right side
67,712,242.24x = 3,366,922,338,033,857.50 - Step 5: Solve for x
x = 3,366,922,338,033,857.50/67,712,242.24 - Step 6: Final answer
x = 49,723,982.35
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1.5x scale
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.