Finding the Fourth Proportional to 87,106,326.35, 130,750,287.48 and 38,618,231.90
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Solution
The fourth proportional to 87,106,326.35, 130,750,287.48 and 38,618,231.90 is: 57,967,602.75
Step by Step Solution
- Step 1: Write the proportion equation
87,106,326.35 : 130,750,287.48 = 38,618,231.90 : x - Step 2: Convert to fraction form
87,106,326.35/130,750,287.48 = 38,618,231.90/x - Step 3: Cross multiply
87,106,326.35x = 130,750,287.48 × 38,618,231.90 - Step 4: Simplify right side
87,106,326.35x = 5,049,344,922,240,556 - Step 5: Solve for x
x = 5,049,344,922,240,556/87,106,326.35 - Step 6: Final answer
x = 57,967,602.75
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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.