Finding the Fourth Proportional to 70,357,524, 97,091,035.74 and 38,994,236.52
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Solution
The fourth proportional to 70,357,524, 97,091,035.74 and 38,994,236.52 is: 53,810,745.41
Step by Step Solution
- Step 1: Write the proportion equation
70,357,524 : 97,091,035.74 = 38,994,236.52 : x - Step 2: Convert to fraction form
70,357,524/97,091,035.74 = 38,994,236.52/x - Step 3: Cross multiply
70,357,524x = 97,091,035.74 × 38,994,236.52 - Step 4: Simplify right side
70,357,524x = 3,785,990,811,617,333.50 - Step 5: Solve for x
x = 3,785,990,811,617,333.50/70,357,524 - Step 6: Final answer
x = 53,810,745.41
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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.