Finding the Fourth Proportional to 11,506,356.94, 17,259,115.02 and 3,419,122.38
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Solution
The fourth proportional to 11,506,356.94, 17,259,115.02 and 3,419,122.38 is: 5,128,558.65
Step by Step Solution
- Step 1: Write the proportion equation
11,506,356.94 : 17,259,115.02 = 3,419,122.38 : x - Step 2: Convert to fraction form
11,506,356.94/17,259,115.02 = 3,419,122.38/x - Step 3: Cross multiply
11,506,356.94x = 17,259,115.02 × 3,419,122.38 - Step 4: Simplify right side
11,506,356.94x = 59,011,026,423,876.14 - Step 5: Solve for x
x = 59,011,026,423,876.14/11,506,356.94 - Step 6: Final answer
x = 5,128,558.65
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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.