Finding the Fourth Proportional to 43,450,048.80, 65,175,063.12 and 11,102,011.68
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Solution
The fourth proportional to 43,450,048.80, 65,175,063.12 and 11,102,011.68 is: 16,653,014.94
Step by Step Solution
- Step 1: Write the proportion equation
43,450,048.80 : 65,175,063.12 = 11,102,011.68 : x - Step 2: Convert to fraction form
43,450,048.80/65,175,063.12 = 11,102,011.68/x - Step 3: Cross multiply
43,450,048.80x = 65,175,063.12 × 11,102,011.68 - Step 4: Simplify right side
43,450,048.80x = 723,574,312,002,977.25 - Step 5: Solve for x
x = 723,574,312,002,977.25/43,450,048.80 - Step 6: Final answer
x = 16,653,014.94
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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.