Finding the Fourth Proportional to 13,446,599.68, 18,556,285.52 and 7,335,028
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Solution
The fourth proportional to 13,446,599.68, 18,556,285.52 and 7,335,028 is: 10,122,326.62
Step by Step Solution
- Step 1: Write the proportion equation
13,446,599.68 : 18,556,285.52 = 7,335,028 : x - Step 2: Convert to fraction form
13,446,599.68/18,556,285.52 = 7,335,028/x - Step 3: Cross multiply
13,446,599.68x = 18,556,285.52 × 7,335,028 - Step 4: Simplify right side
13,446,599.68x = 136,110,873,865,194.56 - Step 5: Solve for x
x = 136,110,873,865,194.56/13,446,599.68 - Step 6: Final answer
x = 10,122,326.62
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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.