Finding the Fourth Proportional to 10,603,259.28, 15,904,444.68 and 3,414,634.02
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Solution
The fourth proportional to 10,603,259.28, 15,904,444.68 and 3,414,634.02 is: 5,121,807.97
Step by Step Solution
- Step 1: Write the proportion equation
10,603,259.28 : 15,904,444.68 = 3,414,634.02 : x - Step 2: Convert to fraction form
10,603,259.28/15,904,444.68 = 3,414,634.02/x - Step 3: Cross multiply
10,603,259.28x = 15,904,444.68 × 3,414,634.02 - Step 4: Simplify right side
10,603,259.28x = 54,307,857,873,536.02 - Step 5: Solve for x
x = 54,307,857,873,536.02/10,603,259.28 - Step 6: Final answer
x = 5,121,807.97
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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.