Finding the Fourth Proportional to 11,041,482.53, 16,516,091.94 and 7,758,607.01
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Solution
The fourth proportional to 11,041,482.53, 16,516,091.94 and 7,758,607.01 is: 11,605,494.66
Step by Step Solution
- Step 1: Write the proportion equation
11,041,482.53 : 16,516,091.94 = 7,758,607.01 : x - Step 2: Convert to fraction form
11,041,482.53/16,516,091.94 = 7,758,607.01/x - Step 3: Cross multiply
11,041,482.53x = 16,516,091.94 × 7,758,607.01 - Step 4: Simplify right side
11,041,482.53x = 128,141,866,591,813.25 - Step 5: Solve for x
x = 128,141,866,591,813.25/11,041,482.53 - Step 6: Final answer
x = 11,605,494.66
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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.