Finding the Fourth Proportional to 48,484,343.58, 66,909,819.97 and 26,459,268.90
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Solution
The fourth proportional to 48,484,343.58, 66,909,819.97 and 26,459,268.90 is: 36,514,569.20
Step by Step Solution
- Step 1: Write the proportion equation
48,484,343.58 : 66,909,819.97 = 26,459,268.90 : x - Step 2: Convert to fraction form
48,484,343.58/66,909,819.97 = 26,459,268.90/x - Step 3: Cross multiply
48,484,343.58x = 66,909,819.97 × 26,459,268.90 - Step 4: Simplify right side
48,484,343.58x = 1,770,384,918,636,819.75 - Step 5: Solve for x
x = 1,770,384,918,636,819.75/48,484,343.58 - Step 6: Final answer
x = 36,514,569.20
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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.