Finding the Fourth Proportional to 34,971,576.84, 48,260,986.38 and 19,502,639.10
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Solution
The fourth proportional to 34,971,576.84, 48,260,986.38 and 19,502,639.10 is: 26,913,759.26
Step by Step Solution
- Step 1: Write the proportion equation
34,971,576.84 : 48,260,986.38 = 19,502,639.10 : x - Step 2: Convert to fraction form
34,971,576.84/48,260,986.38 = 19,502,639.10/x - Step 3: Cross multiply
34,971,576.84x = 48,260,986.38 × 19,502,639.10 - Step 4: Simplify right side
34,971,576.84x = 941,216,599,979,155.62 - Step 5: Solve for x
x = 941,216,599,979,155.62/34,971,576.84 - Step 6: Final answer
x = 26,913,759.26
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.