Finding the Fourth Proportional to 17,660,437.08, 24,389,908.38 and 12,168,092.76
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Solution
The fourth proportional to 17,660,437.08, 24,389,908.38 and 12,168,092.76 is: 16,804,718.15
Step by Step Solution
- Step 1: Write the proportion equation
17,660,437.08 : 24,389,908.38 = 12,168,092.76 : x - Step 2: Convert to fraction form
17,660,437.08/24,389,908.38 = 12,168,092.76/x - Step 3: Cross multiply
17,660,437.08x = 24,389,908.38 × 12,168,092.76 - Step 4: Simplify right side
17,660,437.08x = 296,778,667,575,741.31 - Step 5: Solve for x
x = 296,778,667,575,741.31/17,660,437.08 - Step 6: Final answer
x = 16,804,718.15
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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.