Finding the Fourth Proportional to 8,387,032.97, 12,562,108.68 and 6,931,216.73
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Solution
The fourth proportional to 8,387,032.97, 12,562,108.68 and 6,931,216.73 is: 10,381,585.26
Step by Step Solution
- Step 1: Write the proportion equation
8,387,032.97 : 12,562,108.68 = 6,931,216.73 : x - Step 2: Convert to fraction form
8,387,032.97/12,562,108.68 = 6,931,216.73/x - Step 3: Cross multiply
8,387,032.97x = 12,562,108.68 × 6,931,216.73 - Step 4: Simplify right side
8,387,032.97x = 87,070,697,784,083.67 - Step 5: Solve for x
x = 87,070,697,784,083.67/8,387,032.97 - Step 6: Final answer
x = 10,381,585.26
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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.