Finding the Fourth Proportional to 57,013,841.97, 78,676,071.68 and 32,232,547.19
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Solution
The fourth proportional to 57,013,841.97, 78,676,071.68 and 32,232,547.19 is: 44,479,201.99
Step by Step Solution
- Step 1: Write the proportion equation
57,013,841.97 : 78,676,071.68 = 32,232,547.19 : x - Step 2: Convert to fraction form
57,013,841.97/78,676,071.68 = 32,232,547.19/x - Step 3: Cross multiply
57,013,841.97x = 78,676,071.68 × 32,232,547.19 - Step 4: Simplify right side
57,013,841.97x = 2,535,930,193,149,423 - Step 5: Solve for x
x = 2,535,930,193,149,423/57,013,841.97 - Step 6: Final answer
x = 44,479,201.99
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1.5x scale
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.