Finding the Fourth Proportional to 11,602,898.46, 16,012,266.56 and 6,376,231.57
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Solution
The fourth proportional to 11,602,898.46, 16,012,266.56 and 6,376,231.57 is: 8,799,346.12
Step by Step Solution
- Step 1: Write the proportion equation
11,602,898.46 : 16,012,266.56 = 6,376,231.57 : x - Step 2: Convert to fraction form
11,602,898.46/16,012,266.56 = 6,376,231.57/x - Step 3: Cross multiply
11,602,898.46x = 16,012,266.56 × 6,376,231.57 - Step 4: Simplify right side
11,602,898.46x = 102,097,919,547,127.31 - Step 5: Solve for x
x = 102,097,919,547,127.31/11,602,898.46 - Step 6: Final answer
x = 8,799,346.12
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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.