Finding the Fourth Proportional to 18,329,162.24, 25,294,502.97 and 10,069,987.84
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Solution
The fourth proportional to 18,329,162.24, 25,294,502.97 and 10,069,987.84 is: 13,896,725.56
Step by Step Solution
- Step 1: Write the proportion equation
18,329,162.24 : 25,294,502.97 = 10,069,987.84 : x - Step 2: Convert to fraction form
18,329,162.24/25,294,502.97 = 10,069,987.84/x - Step 3: Cross multiply
18,329,162.24x = 25,294,502.97 × 10,069,987.84 - Step 4: Simplify right side
18,329,162.24x = 254,715,337,326,743.88 - Step 5: Solve for x
x = 254,715,337,326,743.88/18,329,162.24 - Step 6: Final answer
x = 13,896,725.56
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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.