Finding the Fourth Proportional to 53,982,139.35, 74,495,126.67 and 29,202,264.57
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Solution
The fourth proportional to 53,982,139.35, 74,495,126.67 and 29,202,264.57 is: 40,299,003.05
Step by Step Solution
- Step 1: Write the proportion equation
53,982,139.35 : 74,495,126.67 = 29,202,264.57 : x - Step 2: Convert to fraction form
53,982,139.35/74,495,126.67 = 29,202,264.57/x - Step 3: Cross multiply
53,982,139.35x = 74,495,126.67 × 29,202,264.57 - Step 4: Simplify right side
53,982,139.35x = 2,175,426,398,193,003.25 - Step 5: Solve for x
x = 2,175,426,398,193,003.25/53,982,139.35 - Step 6: Final answer
x = 40,299,003.05
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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.