Finding the Fourth Proportional to 10,427,557.68, 15,642,415.44 and 2,854,521
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Solution
The fourth proportional to 10,427,557.68, 15,642,415.44 and 2,854,521 is: 4,282,076.85
Step by Step Solution
- Step 1: Write the proportion equation
10,427,557.68 : 15,642,415.44 = 2,854,521 : x - Step 2: Convert to fraction form
10,427,557.68/15,642,415.44 = 2,854,521/x - Step 3: Cross multiply
10,427,557.68x = 15,642,415.44 × 2,854,521 - Step 4: Simplify right side
10,427,557.68x = 44,651,603,364,204.24 - Step 5: Solve for x
x = 44,651,603,364,204.24/10,427,557.68 - Step 6: Final answer
x = 4,282,076.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.