Finding the Fourth Proportional to 29,483,146.72, 40,684,955.12 and 16,251,744.96
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Solution
The fourth proportional to 29,483,146.72, 40,684,955.12 and 16,251,744.96 is: 22,426,422.82
Step by Step Solution
- Step 1: Write the proportion equation
29,483,146.72 : 40,684,955.12 = 16,251,744.96 : x - Step 2: Convert to fraction form
29,483,146.72/40,684,955.12 = 16,251,744.96/x - Step 3: Cross multiply
29,483,146.72x = 40,684,955.12 × 16,251,744.96 - Step 4: Simplify right side
29,483,146.72x = 661,201,514,319,286.25 - Step 5: Solve for x
x = 661,201,514,319,286.25/29,483,146.72 - Step 6: Final answer
x = 22,426,422.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.