Finding the Fourth Proportional to 9,961,646.08, 14,919,299.28 and 9,616,441.84
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Solution
The fourth proportional to 9,961,646.08, 14,919,299.28 and 9,616,441.84 is: 14,402,295.83
Step by Step Solution
- Step 1: Write the proportion equation
9,961,646.08 : 14,919,299.28 = 9,616,441.84 : x - Step 2: Convert to fraction form
9,961,646.08/14,919,299.28 = 9,616,441.84/x - Step 3: Cross multiply
9,961,646.08x = 14,919,299.28 × 9,616,441.84 - Step 4: Simplify right side
9,961,646.08x = 143,470,573,819,673.88 - Step 5: Solve for x
x = 143,470,573,819,673.88/9,961,646.08 - Step 6: Final answer
x = 14,402,295.83
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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.