Finding the Fourth Proportional to 17,857,257.68, 24,648,260.15 and 11,663,251.31
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Solution
The fourth proportional to 17,857,257.68, 24,648,260.15 and 11,663,251.31 is: 16,098,712.22
Step by Step Solution
- Step 1: Write the proportion equation
17,857,257.68 : 24,648,260.15 = 11,663,251.31 : x - Step 2: Convert to fraction form
17,857,257.68/24,648,260.15 = 11,663,251.31/x - Step 3: Cross multiply
17,857,257.68x = 24,648,260.15 × 11,663,251.31 - Step 4: Simplify right side
17,857,257.68x = 287,478,852,483,708.31 - Step 5: Solve for x
x = 287,478,852,483,708.31/17,857,257.68 - Step 6: Final answer
x = 16,098,712.22
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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.