Finding the Fourth Proportional to 9,860,653.23, 14,790,980.16 and 2,672,186.91
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Solution
The fourth proportional to 9,860,653.23, 14,790,980.16 and 2,672,186.91 is: 4,008,280.45
Step by Step Solution
- Step 1: Write the proportion equation
9,860,653.23 : 14,790,980.16 = 2,672,186.91 : x - Step 2: Convert to fraction form
9,860,653.23/14,790,980.16 = 2,672,186.91/x - Step 3: Cross multiply
9,860,653.23x = 14,790,980.16 × 2,672,186.91 - Step 4: Simplify right side
9,860,653.23x = 39,524,263,569,621.71 - Step 5: Solve for x
x = 39,524,263,569,621.71/9,860,653.23 - Step 6: Final answer
x = 4,008,280.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.