Finding the Fourth Proportional to 39,065,431.68, 58,598,116.71 and 11,771,724.75
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Solution
The fourth proportional to 39,065,431.68, 58,598,116.71 and 11,771,724.75 is: 17,657,577.84
Step by Step Solution
- Step 1: Write the proportion equation
39,065,431.68 : 58,598,116.71 = 11,771,724.75 : x - Step 2: Convert to fraction form
39,065,431.68/58,598,116.71 = 11,771,724.75/x - Step 3: Cross multiply
39,065,431.68x = 58,598,116.71 × 11,771,724.75 - Step 4: Simplify right side
39,065,431.68x = 689,800,900,778,495.62 - Step 5: Solve for x
x = 689,800,900,778,495.62/39,065,431.68 - Step 6: Final answer
x = 17,657,577.84
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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.