Finding the Fourth Proportional to 7,679,406.24, 11,520,827.51 and 2,887,137
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Solution
The fourth proportional to 7,679,406.24, 11,520,827.51 and 2,887,137 is: 4,331,351.45
Step by Step Solution
- Step 1: Write the proportion equation
7,679,406.24 : 11,520,827.51 = 2,887,137 : x - Step 2: Convert to fraction form
7,679,406.24/11,520,827.51 = 2,887,137/x - Step 3: Cross multiply
7,679,406.24x = 11,520,827.51 × 2,887,137 - Step 4: Simplify right side
7,679,406.24x = 33,262,207,360,303.19 - Step 5: Solve for x
x = 33,262,207,360,303.19/7,679,406.24 - Step 6: Final answer
x = 4,331,351.45
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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.