Finding the Fourth Proportional to 77,793,730.99, 107,361,468.54 and 44,304,626.17
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Solution
The fourth proportional to 77,793,730.99, 107,361,468.54 and 44,304,626.17 is: 61,143,869.41
Step by Step Solution
- Step 1: Write the proportion equation
77,793,730.99 : 107,361,468.54 = 44,304,626.17 : x - Step 2: Convert to fraction form
77,793,730.99/107,361,468.54 = 44,304,626.17/x - Step 3: Cross multiply
77,793,730.99x = 107,361,468.54 × 44,304,626.17 - Step 4: Simplify right side
77,793,730.99x = 4,756,609,728,861,118 - Step 5: Solve for x
x = 4,756,609,728,861,118/77,793,730.99 - Step 6: Final answer
x = 61,143,869.41
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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.