Finding the Fourth Proportional to 38,766,231.84, 58,149,138.36 and 22,360,883.28
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Solution
The fourth proportional to 38,766,231.84, 58,149,138.36 and 22,360,883.28 is: 33,541,204.14
Step by Step Solution
- Step 1: Write the proportion equation
38,766,231.84 : 58,149,138.36 = 22,360,883.28 : x - Step 2: Convert to fraction form
38,766,231.84/58,149,138.36 = 22,360,883.28/x - Step 3: Cross multiply
38,766,231.84x = 58,149,138.36 × 22,360,883.28 - Step 4: Simplify right side
38,766,231.84x = 1,300,266,095,700,530.75 - Step 5: Solve for x
x = 1,300,266,095,700,530.75/38,766,231.84 - Step 6: Final answer
x = 33,541,204.14
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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.