Finding the Fourth Proportional to 67,306,179.61, 92,889,668.75 and 39,452,292.23
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Solution
The fourth proportional to 67,306,179.61, 92,889,668.75 and 39,452,292.23 is: 54,448,348.99
Step by Step Solution
- Step 1: Write the proportion equation
67,306,179.61 : 92,889,668.75 = 39,452,292.23 : x - Step 2: Convert to fraction form
67,306,179.61/92,889,668.75 = 39,452,292.23/x - Step 3: Cross multiply
67,306,179.61x = 92,889,668.75 × 39,452,292.23 - Step 4: Simplify right side
67,306,179.61x = 3,664,710,356,707,862 - Step 5: Solve for x
x = 3,664,710,356,707,862/67,306,179.61 - Step 6: Final answer
x = 54,448,348.99
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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.