Finding the Fourth Proportional to 8,290,165.24, 12,435,691.74 and 2,610,831.88
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Solution
The fourth proportional to 8,290,165.24, 12,435,691.74 and 2,610,831.88 is: 3,916,387.61
Step by Step Solution
- Step 1: Write the proportion equation
8,290,165.24 : 12,435,691.74 = 2,610,831.88 : x - Step 2: Convert to fraction form
8,290,165.24/12,435,691.74 = 2,610,831.88/x - Step 3: Cross multiply
8,290,165.24x = 12,435,691.74 × 2,610,831.88 - Step 4: Simplify right side
8,290,165.24x = 32,467,500,444,644.67 - Step 5: Solve for x
x = 32,467,500,444,644.67/8,290,165.24 - Step 6: Final answer
x = 3,916,387.61
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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.