Finding the Fourth Proportional to 9,578,826.30, 14,368,239.45 and 8,944,304.70
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Solution
The fourth proportional to 9,578,826.30, 14,368,239.45 and 8,944,304.70 is: 13,416,457.05
Step by Step Solution
- Step 1: Write the proportion equation
9,578,826.30 : 14,368,239.45 = 8,944,304.70 : x - Step 2: Convert to fraction form
9,578,826.30/14,368,239.45 = 8,944,304.70/x - Step 3: Cross multiply
9,578,826.30x = 14,368,239.45 × 8,944,304.70 - Step 4: Simplify right side
9,578,826.30x = 128,513,911,643,360.39 - Step 5: Solve for x
x = 128,513,911,643,360.39/9,578,826.30 - Step 6: Final answer
x = 13,416,457.05
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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.