Finding the Fourth Proportional to 52,756,085.61, 72,805,718.70 and 29,234,556.09
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Solution
The fourth proportional to 52,756,085.61, 72,805,718.70 and 29,234,556.09 is: 40,344,973.33
Step by Step Solution
- Step 1: Write the proportion equation
52,756,085.61 : 72,805,718.70 = 29,234,556.09 : x - Step 2: Convert to fraction form
52,756,085.61/72,805,718.70 = 29,234,556.09/x - Step 3: Cross multiply
52,756,085.61x = 72,805,718.70 × 29,234,556.09 - Step 4: Simplify right side
52,756,085.61x = 2,128,442,867,007,912 - Step 5: Solve for x
x = 2,128,442,867,007,912/52,756,085.61 - Step 6: Final answer
x = 40,344,973.33
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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.