Finding the Fourth Proportional to 17,987,930.18, 24,823,417.94 and 9,727,992.29
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Solution
The fourth proportional to 17,987,930.18, 24,823,417.94 and 9,727,992.29 is: 13,424,669.54
Step by Step Solution
- Step 1: Write the proportion equation
17,987,930.18 : 24,823,417.94 = 9,727,992.29 : x - Step 2: Convert to fraction form
17,987,930.18/24,823,417.94 = 9,727,992.29/x - Step 3: Cross multiply
17,987,930.18x = 24,823,417.94 × 9,727,992.29 - Step 4: Simplify right side
17,987,930.18x = 241,482,018,331,767.69 - Step 5: Solve for x
x = 241,482,018,331,767.69/17,987,930.18 - Step 6: Final answer
x = 13,424,669.54
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1.5x scale
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.