Finding the Fourth Proportional to 10,657,683.97, 15,987,775.28 and 3,739,048.11
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Solution
The fourth proportional to 10,657,683.97, 15,987,775.28 and 3,739,048.11 is: 5,609,010.47
Step by Step Solution
- Step 1: Write the proportion equation
10,657,683.97 : 15,987,775.28 = 3,739,048.11 : x - Step 2: Convert to fraction form
10,657,683.97/15,987,775.28 = 3,739,048.11/x - Step 3: Cross multiply
10,657,683.97x = 15,987,775.28 × 3,739,048.11 - Step 4: Simplify right side
10,657,683.97x = 59,779,060,925,093.48 - Step 5: Solve for x
x = 59,779,060,925,093.48/10,657,683.97 - Step 6: Final answer
x = 5,609,010.47
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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.