Finding the Fourth Proportional to 13,299,053.64, 19,948,580.48 and 10,270,836.42
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Solution
The fourth proportional to 13,299,053.64, 19,948,580.48 and 10,270,836.42 is: 15,406,254.65
Step by Step Solution
- Step 1: Write the proportion equation
13,299,053.64 : 19,948,580.48 = 10,270,836.42 : x - Step 2: Convert to fraction form
13,299,053.64/19,948,580.48 = 10,270,836.42/x - Step 3: Cross multiply
13,299,053.64x = 19,948,580.48 × 10,270,836.42 - Step 4: Simplify right side
13,299,053.64x = 204,888,606,921,285.09 - Step 5: Solve for x
x = 204,888,606,921,285.09/13,299,053.64 - Step 6: Final answer
x = 15,406,254.65
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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.