Finding the Fourth Proportional to 16,639,377.70, 24,963,732.15 and 7,059,345.70
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Solution
The fourth proportional to 16,639,377.70, 24,963,732.15 and 7,059,345.70 is: 10,590,997.96
Step by Step Solution
- Step 1: Write the proportion equation
16,639,377.70 : 24,963,732.15 = 7,059,345.70 : x - Step 2: Convert to fraction form
16,639,377.70/24,963,732.15 = 7,059,345.70/x - Step 3: Cross multiply
16,639,377.70x = 24,963,732.15 × 7,059,345.70 - Step 4: Simplify right side
16,639,377.70x = 176,227,615,209,054.25 - Step 5: Solve for x
x = 176,227,615,209,054.25/16,639,377.70 - Step 6: Final answer
x = 10,590,997.96
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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.