Finding the Fourth Proportional to 17,817,987.97, 24,588,823.59 and 9,669,225.97
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Solution
The fourth proportional to 17,817,987.97, 24,588,823.59 and 9,669,225.97 is: 13,343,531.94
Step by Step Solution
- Step 1: Write the proportion equation
17,817,987.97 : 24,588,823.59 = 9,669,225.97 : x - Step 2: Convert to fraction form
17,817,987.97/24,588,823.59 = 9,669,225.97/x - Step 3: Cross multiply
17,817,987.97x = 24,588,823.59 × 9,669,225.97 - Step 4: Simplify right side
17,817,987.97x = 237,754,891,628,176.66 - Step 5: Solve for x
x = 237,754,891,628,176.66/17,817,987.97 - Step 6: Final answer
x = 13,343,531.94
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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.