Finding the Fourth Proportional to 10,241,296.42, 15,369,503.64 and 4,849,936.42
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Solution
The fourth proportional to 10,241,296.42, 15,369,503.64 and 4,849,936.42 is: 7,278,484.33
Step by Step Solution
- Step 1: Write the proportion equation
10,241,296.42 : 15,369,503.64 = 4,849,936.42 : x - Step 2: Convert to fraction form
10,241,296.42/15,369,503.64 = 4,849,936.42/x - Step 3: Cross multiply
10,241,296.42x = 15,369,503.64 × 4,849,936.42 - Step 4: Simplify right side
10,241,296.42x = 74,541,115,460,958.58 - Step 5: Solve for x
x = 74,541,115,460,958.58/10,241,296.42 - Step 6: Final answer
x = 7,278,484.33
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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.