Finding the Fourth Proportional to 17,948,574.88, 24,769,023.36 and 9,799,812.88
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Solution
The fourth proportional to 17,948,574.88, 24,769,023.36 and 9,799,812.88 is: 13,523,736.33
Step by Step Solution
- Step 1: Write the proportion equation
17,948,574.88 : 24,769,023.36 = 9,799,812.88 : x - Step 2: Convert to fraction form
17,948,574.88/24,769,023.36 = 9,799,812.88/x - Step 3: Cross multiply
17,948,574.88x = 24,769,023.36 × 9,799,812.88 - Step 4: Simplify right side
17,948,574.88x = 242,731,794,148,348.91 - Step 5: Solve for x
x = 242,731,794,148,348.91/17,948,574.88 - Step 6: Final answer
x = 13,523,736.33
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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.