Finding the Fourth Proportional to 26,600,540.18, 39,916,569.42 and 11,246,990.99
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Solution
The fourth proportional to 26,600,540.18, 39,916,569.42 and 11,246,990.99 is: 16,877,149.62
Step by Step Solution
- Step 1: Write the proportion equation
26,600,540.18 : 39,916,569.42 = 11,246,990.99 : x - Step 2: Convert to fraction form
26,600,540.18/39,916,569.42 = 11,246,990.99/x - Step 3: Cross multiply
26,600,540.18x = 39,916,569.42 × 11,246,990.99 - Step 4: Simplify right side
26,600,540.18x = 448,941,296,418,866.69 - Step 5: Solve for x
x = 448,941,296,418,866.69/26,600,540.18 - Step 6: Final answer
x = 16,877,149.62
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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.