Finding the Fourth Proportional to 54,191,914.85, 81,269,649.99 and 19,641,084.08
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Solution
The fourth proportional to 54,191,914.85, 81,269,649.99 and 19,641,084.08 is: 29,455,021.71
Step by Step Solution
- Step 1: Write the proportion equation
54,191,914.85 : 81,269,649.99 = 19,641,084.08 : x - Step 2: Convert to fraction form
54,191,914.85/81,269,649.99 = 19,641,084.08/x - Step 3: Cross multiply
54,191,914.85x = 81,269,649.99 × 19,641,084.08 - Step 4: Simplify right side
54,191,914.85x = 1,596,224,028,605,761 - Step 5: Solve for x
x = 1,596,224,028,605,761/54,191,914.85 - Step 6: Final answer
x = 29,455,021.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.