Finding the Fourth Proportional to 49,006,903.80, 73,398,381.30 and 28,851,511.80
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Solution
The fourth proportional to 49,006,903.80, 73,398,381.30 and 28,851,511.80 is: 43,211,345.75
Step by Step Solution
- Step 1: Write the proportion equation
49,006,903.80 : 73,398,381.30 = 28,851,511.80 : x - Step 2: Convert to fraction form
49,006,903.80/73,398,381.30 = 28,851,511.80/x - Step 3: Cross multiply
49,006,903.80x = 73,398,381.30 × 28,851,511.80 - Step 4: Simplify right side
49,006,903.80x = 2,117,654,264,177,849.25 - Step 5: Solve for x
x = 2,117,654,264,177,849.25/49,006,903.80 - Step 6: Final answer
x = 43,211,345.75
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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.