Finding the Fourth Proportional to 39,328,397.27, 54,273,420.18 and 22,818,352.46
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Solution
The fourth proportional to 39,328,397.27, 54,273,420.18 and 22,818,352.46 is: 31,489,460.97
Step by Step Solution
- Step 1: Write the proportion equation
39,328,397.27 : 54,273,420.18 = 22,818,352.46 : x - Step 2: Convert to fraction form
39,328,397.27/54,273,420.18 = 22,818,352.46/x - Step 3: Cross multiply
39,328,397.27x = 54,273,420.18 × 22,818,352.46 - Step 4: Simplify right side
39,328,397.27x = 1,238,430,030,605,549.50 - Step 5: Solve for x
x = 1,238,430,030,605,549.50/39,328,397.27 - Step 6: Final answer
x = 31,489,460.97
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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.