Finding the Fourth Proportional to 69,116,280.05, 103,674,420.08 and 41,995,074.35
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Solution
The fourth proportional to 69,116,280.05, 103,674,420.08 and 41,995,074.35 is: 62,992,611.53
Step by Step Solution
- Step 1: Write the proportion equation
69,116,280.05 : 103,674,420.08 = 41,995,074.35 : x - Step 2: Convert to fraction form
69,116,280.05/103,674,420.08 = 41,995,074.35/x - Step 3: Cross multiply
69,116,280.05x = 103,674,420.08 × 41,995,074.35 - Step 4: Simplify right side
69,116,280.05x = 4,353,814,979,452,733 - Step 5: Solve for x
x = 4,353,814,979,452,733/69,116,280.05 - Step 6: Final answer
x = 62,992,611.53
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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.