Finding the Fourth Proportional to 44,729,870.68, 67,087,330.93 and 12,385,042.75
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Solution
The fourth proportional to 44,729,870.68, 67,087,330.93 and 12,385,042.75 is: 18,575,494.38
Step by Step Solution
- Step 1: Write the proportion equation
44,729,870.68 : 67,087,330.93 = 12,385,042.75 : x - Step 2: Convert to fraction form
44,729,870.68/67,087,330.93 = 12,385,042.75/x - Step 3: Cross multiply
44,729,870.68x = 67,087,330.93 × 12,385,042.75 - Step 4: Simplify right side
44,729,870.68x = 830,879,461,551,447.25 - Step 5: Solve for x
x = 830,879,461,551,447.25/44,729,870.68 - Step 6: Final answer
x = 18,575,494.38
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1.5x scale
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.