Finding the Fourth Proportional to 33,130,432.08, 45,618,597.32 and 33,034,772.70
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Solution
The fourth proportional to 33,130,432.08, 45,618,597.32 and 33,034,772.70 is: 45,486,880.15
Step by Step Solution
- Step 1: Write the proportion equation
33,130,432.08 : 45,618,597.32 = 33,034,772.70 : x - Step 2: Convert to fraction form
33,130,432.08/45,618,597.32 = 33,034,772.70/x - Step 3: Cross multiply
33,130,432.08x = 45,618,597.32 × 33,034,772.70 - Step 4: Simplify right side
33,130,432.08x = 1,506,999,993,193,855.25 - Step 5: Solve for x
x = 1,506,999,993,193,855.25/33,130,432.08 - Step 6: Final answer
x = 45,486,880.15
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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.