Finding the Fourth Proportional to 83,270,611.20, 124,831,726.84 and 39,524,380.95
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Solution
The fourth proportional to 83,270,611.20, 124,831,726.84 and 39,524,380.95 is: 59,251,357.17
Step by Step Solution
- Step 1: Write the proportion equation
83,270,611.20 : 124,831,726.84 = 39,524,380.95 : x - Step 2: Convert to fraction form
83,270,611.20/124,831,726.84 = 39,524,380.95/x - Step 3: Cross multiply
83,270,611.20x = 124,831,726.84 × 39,524,380.95 - Step 4: Simplify right side
83,270,611.20x = 4,933,896,726,319,906 - Step 5: Solve for x
x = 4,933,896,726,319,906/83,270,611.20 - Step 6: Final answer
x = 59,251,357.17
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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.