Finding the Fourth Proportional to 38,606,338.97, 57,909,459.55 and 9,852,475.20
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Solution
The fourth proportional to 38,606,338.97, 57,909,459.55 and 9,852,475.20 is: 14,778,700.32
Step by Step Solution
- Step 1: Write the proportion equation
38,606,338.97 : 57,909,459.55 = 9,852,475.20 : x - Step 2: Convert to fraction form
38,606,338.97/57,909,459.55 = 9,852,475.20/x - Step 3: Cross multiply
38,606,338.97x = 57,909,459.55 × 9,852,475.20 - Step 4: Simplify right side
38,606,338.97x = 570,551,514,061,778.12 - Step 5: Solve for x
x = 570,551,514,061,778.12/38,606,338.97 - Step 6: Final answer
x = 14,778,700.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.