Finding the Fourth Proportional to 8,553,282.71, 12,831,838.90 and 2,873,352.11
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Solution
The fourth proportional to 8,553,282.71, 12,831,838.90 and 2,873,352.11 is: 4,310,671.42
Step by Step Solution
- Step 1: Write the proportion equation
8,553,282.71 : 12,831,838.90 = 2,873,352.11 : x - Step 2: Convert to fraction form
8,553,282.71/12,831,838.90 = 2,873,352.11/x - Step 3: Cross multiply
8,553,282.71x = 12,831,838.90 × 2,873,352.11 - Step 4: Simplify right side
8,553,282.71x = 36,870,391,307,152.51 - Step 5: Solve for x
x = 36,870,391,307,152.51/8,553,282.71 - Step 6: Final answer
x = 4,310,671.42
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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.