Finding the Fourth Proportional to 8,966,206.99, 13,431,969.87 and 7,509,596.41
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Solution
The fourth proportional to 8,966,206.99, 13,431,969.87 and 7,509,596.41 is: 11,249,871.08
Step by Step Solution
- Step 1: Write the proportion equation
8,966,206.99 : 13,431,969.87 = 7,509,596.41 : x - Step 2: Convert to fraction form
8,966,206.99/13,431,969.87 = 7,509,596.41/x - Step 3: Cross multiply
8,966,206.99x = 13,431,969.87 × 7,509,596.41 - Step 4: Simplify right side
8,966,206.99x = 100,868,672,714,980.16 - Step 5: Solve for x
x = 100,868,672,714,980.16/8,966,206.99 - Step 6: Final answer
x = 11,249,871.08
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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.