Finding the Fourth Proportional to 11,686,486.64, 17,530,610.52 and 3,488,480.99
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Solution
The fourth proportional to 11,686,486.64, 17,530,610.52 and 3,488,480.99 is: 5,232,984.33
Step by Step Solution
- Step 1: Write the proportion equation
11,686,486.64 : 17,530,610.52 = 3,488,480.99 : x - Step 2: Convert to fraction form
11,686,486.64/17,530,610.52 = 3,488,480.99/x - Step 3: Cross multiply
11,686,486.64x = 17,530,610.52 × 3,488,480.99 - Step 4: Simplify right side
11,686,486.64x = 61,155,201,454,460.96 - Step 5: Solve for x
x = 61,155,201,454,460.96/11,686,486.64 - Step 6: Final answer
x = 5,232,984.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.