Finding the Fourth Proportional to 42,669,367.50, 58,864,962.68 and 25,019,260.95
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Solution
The fourth proportional to 42,669,367.50, 58,864,962.68 and 25,019,260.95 is: 34,515,577.53
Step by Step Solution
- Step 1: Write the proportion equation
42,669,367.50 : 58,864,962.68 = 25,019,260.95 : x - Step 2: Convert to fraction form
42,669,367.50/58,864,962.68 = 25,019,260.95/x - Step 3: Cross multiply
42,669,367.50x = 58,864,962.68 × 25,019,260.95 - Step 4: Simplify right side
42,669,367.50x = 1,472,757,861,977,835 - Step 5: Solve for x
x = 1,472,757,861,977,835/42,669,367.50 - Step 6: Final answer
x = 34,515,577.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.