Finding the Fourth Proportional to 17,459,900.68, 24,086,317.80 and 13,565,770.60
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Solution
The fourth proportional to 17,459,900.68, 24,086,317.80 and 13,565,770.60 is: 18,714,279.53
Step by Step Solution
- Step 1: Write the proportion equation
17,459,900.68 : 24,086,317.80 = 13,565,770.60 : x - Step 2: Convert to fraction form
17,459,900.68/24,086,317.80 = 13,565,770.60/x - Step 3: Cross multiply
17,459,900.68x = 24,086,317.80 × 13,565,770.60 - Step 4: Simplify right side
17,459,900.68x = 326,749,461,873,496.69 - Step 5: Solve for x
x = 326,749,461,873,496.69/17,459,900.68 - Step 6: Final answer
x = 18,714,279.53
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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.