Finding the Fourth Proportional to 70,955,394.18, 97,915,694.25 and 39,591,813.06
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Solution
The fourth proportional to 70,955,394.18, 97,915,694.25 and 39,591,813.06 is: 54,635,167.73
Step by Step Solution
- Step 1: Write the proportion equation
70,955,394.18 : 97,915,694.25 = 39,591,813.06 : x - Step 2: Convert to fraction form
70,955,394.18/97,915,694.25 = 39,591,813.06/x - Step 3: Cross multiply
70,955,394.18x = 97,915,694.25 × 39,591,813.06 - Step 4: Simplify right side
70,955,394.18x = 3,876,659,862,386,117 - Step 5: Solve for x
x = 3,876,659,862,386,117/70,955,394.18 - Step 6: Final answer
x = 54,635,167.73
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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.