Finding the Fourth Proportional to 49,392,381.74, 74,059,854.26 and 18,689,332.91
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Solution
The fourth proportional to 49,392,381.74, 74,059,854.26 and 18,689,332.91 is: 28,023,132.77
Step by Step Solution
- Step 1: Write the proportion equation
49,392,381.74 : 74,059,854.26 = 18,689,332.91 : x - Step 2: Convert to fraction form
49,392,381.74/74,059,854.26 = 18,689,332.91/x - Step 3: Cross multiply
49,392,381.74x = 74,059,854.26 × 18,689,332.91 - Step 4: Simplify right side
49,392,381.74x = 1,384,129,271,067,475.75 - Step 5: Solve for x
x = 1,384,129,271,067,475.75/49,392,381.74 - Step 6: Final answer
x = 28,023,132.77
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.