Finding the Fourth Proportional to 15,703,321.65, 23,537,486.48 and 6,115,513.65
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Solution
The fourth proportional to 15,703,321.65, 23,537,486.48 and 6,115,513.65 is: 9,166,456.82
Step by Step Solution
- Step 1: Write the proportion equation
15,703,321.65 : 23,537,486.48 = 6,115,513.65 : x - Step 2: Convert to fraction form
15,703,321.65/23,537,486.48 = 6,115,513.65/x - Step 3: Cross multiply
15,703,321.65x = 23,537,486.48 × 6,115,513.65 - Step 4: Simplify right side
15,703,321.65x = 143,943,819,824,552.91 - Step 5: Solve for x
x = 143,943,819,824,552.91/15,703,321.65 - Step 6: Final answer
x = 9,166,456.82
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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.