Finding the Fourth Proportional to 15,139,119.44, 22,708,543.85 and 4,765,121.00
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Solution
The fourth proportional to 15,139,119.44, 22,708,543.85 and 4,765,121.00 is: 7,147,638.90
Step by Step Solution
- Step 1: Write the proportion equation
15,139,119.44 : 22,708,543.85 = 4,765,121.00 : x - Step 2: Convert to fraction form
15,139,119.44/22,708,543.85 = 4,765,121.00/x - Step 3: Cross multiply
15,139,119.44x = 22,708,543.85 × 4,765,121.00 - Step 4: Simplify right side
15,139,119.44x = 108,208,959,041,687.52 - Step 5: Solve for x
x = 108,208,959,041,687.52/15,139,119.44 - Step 6: Final answer
x = 7,147,638.90
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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.