Finding the Fourth Proportional to 7,015,601.84, 9,681,559.70 and 3,796,337.84
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Solution
The fourth proportional to 7,015,601.84, 9,681,559.70 and 3,796,337.84 is: 5,238,962.00
Step by Step Solution
- Step 1: Write the proportion equation
7,015,601.84 : 9,681,559.70 = 3,796,337.84 : x - Step 2: Convert to fraction form
7,015,601.84/9,681,559.70 = 3,796,337.84/x - Step 3: Cross multiply
7,015,601.84x = 9,681,559.70 × 3,796,337.84 - Step 4: Simplify right side
7,015,601.84x = 36,754,471,439,329.05 - Step 5: Solve for x
x = 36,754,471,439,329.05/7,015,601.84 - Step 6: Final answer
x = 5,238,962.00
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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.