Finding the Fourth Proportional to 32,863,006.99, 49,298,994.31 and 13,689,280.05
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Solution
The fourth proportional to 32,863,006.99, 49,298,994.31 and 13,689,280.05 is: 20,535,787.84
Step by Step Solution
- Step 1: Write the proportion equation
32,863,006.99 : 49,298,994.31 = 13,689,280.05 : x - Step 2: Convert to fraction form
32,863,006.99/49,298,994.31 = 13,689,280.05/x - Step 3: Cross multiply
32,863,006.99x = 49,298,994.31 × 13,689,280.05 - Step 4: Simplify right side
32,863,006.99x = 674,867,739,292,946.62 - Step 5: Solve for x
x = 674,867,739,292,946.62/32,863,006.99 - Step 6: Final answer
x = 20,535,787.84
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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.