Finding the Fourth Proportional to 16,127,891.02, 22,256,479.74 and 8,884,547.02
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Solution
The fourth proportional to 16,127,891.02, 22,256,479.74 and 8,884,547.02 is: 12,260,669.45
Step by Step Solution
- Step 1: Write the proportion equation
16,127,891.02 : 22,256,479.74 = 8,884,547.02 : x - Step 2: Convert to fraction form
16,127,891.02/22,256,479.74 = 8,884,547.02/x - Step 3: Cross multiply
16,127,891.02x = 22,256,479.74 × 8,884,547.02 - Step 4: Simplify right side
16,127,891.02x = 197,738,740,749,707.34 - Step 5: Solve for x
x = 197,738,740,749,707.34/16,127,891.02 - Step 6: Final answer
x = 12,260,669.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.