Finding the Fourth Proportional to 69,635,454.06, 96,097,925.26 and 38,276,406.19
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Solution
The fourth proportional to 69,635,454.06, 96,097,925.26 and 38,276,406.19 is: 52,821,989.48
Step by Step Solution
- Step 1: Write the proportion equation
69,635,454.06 : 96,097,925.26 = 38,276,406.19 : x - Step 2: Convert to fraction form
69,635,454.06/96,097,925.26 = 38,276,406.19/x - Step 3: Cross multiply
69,635,454.06x = 96,097,925.26 × 38,276,406.19 - Step 4: Simplify right side
69,635,454.06x = 3,678,283,221,435,989 - Step 5: Solve for x
x = 3,678,283,221,435,989/69,635,454.06 - Step 6: Final answer
x = 52,821,989.48
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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.