Finding the Fourth Proportional to 35,912,740, 53,876,675.62 and 11,649,772.40
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Solution
The fourth proportional to 35,912,740, 53,876,675.62 and 11,649,772.40 is: 17,477,112.82
Step by Step Solution
- Step 1: Write the proportion equation
35,912,740 : 53,876,675.62 = 11,649,772.40 : x - Step 2: Convert to fraction form
35,912,740/53,876,675.62 = 11,649,772.40/x - Step 3: Cross multiply
35,912,740x = 53,876,675.62 × 11,649,772.40 - Step 4: Simplify right side
35,912,740x = 627,651,008,641,628.88 - Step 5: Solve for x
x = 627,651,008,641,628.88/35,912,740 - Step 6: Final answer
x = 17,477,112.82
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1.5x scale
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.