Finding the Fourth Proportional to 63,179,821.97, 94,779,916.44 and 19,460,560.13
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Solution
The fourth proportional to 63,179,821.97, 94,779,916.44 and 19,460,560.13 is: 29,193,976.90
Step by Step Solution
- Step 1: Write the proportion equation
63,179,821.97 : 94,779,916.44 = 19,460,560.13 : x - Step 2: Convert to fraction form
63,179,821.97/94,779,916.44 = 19,460,560.13/x - Step 3: Cross multiply
63,179,821.97x = 94,779,916.44 × 19,460,560.13 - Step 4: Simplify right side
63,179,821.97x = 1,844,470,263,341,047 - Step 5: Solve for x
x = 1,844,470,263,341,047/63,179,821.97 - Step 6: Final answer
x = 29,193,976.90
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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.