Finding the Fourth Proportional to 54,038,659.96, 81,062,972.84 and 17,647,240.96
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Solution
The fourth proportional to 54,038,659.96, 81,062,972.84 and 17,647,240.96 is: 26,472,488.69
Step by Step Solution
- Step 1: Write the proportion equation
54,038,659.96 : 81,062,972.84 = 17,647,240.96 : x - Step 2: Convert to fraction form
54,038,659.96/81,062,972.84 = 17,647,240.96/x - Step 3: Cross multiply
54,038,659.96x = 81,062,972.84 × 17,647,240.96 - Step 4: Simplify right side
54,038,659.96x = 1,430,537,814,641,415.75 - Step 5: Solve for x
x = 1,430,537,814,641,415.75/54,038,659.96 - Step 6: Final answer
x = 26,472,488.69
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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.