Finding the Fourth Proportional to 48,512,921.99, 66,947,482.62 and 26,486,421.39
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Solution
The fourth proportional to 48,512,921.99, 66,947,482.62 and 26,486,421.39 is: 36,551,070.58
Step by Step Solution
- Step 1: Write the proportion equation
48,512,921.99 : 66,947,482.62 = 26,486,421.39 : x - Step 2: Convert to fraction form
48,512,921.99/66,947,482.62 = 26,486,421.39/x - Step 3: Cross multiply
48,512,921.99x = 66,947,482.62 × 26,486,421.39 - Step 4: Simplify right side
48,512,921.99x = 1,773,199,235,673,021.25 - Step 5: Solve for x
x = 1,773,199,235,673,021.25/48,512,921.99 - Step 6: Final answer
x = 36,551,070.58
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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.