Finding the Fourth Proportional to 34,597,605.24, 47,745,691.92 and 19,128,688.56
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Solution
The fourth proportional to 34,597,605.24, 47,745,691.92 and 19,128,688.56 is: 26,398,141.27
Step by Step Solution
- Step 1: Write the proportion equation
34,597,605.24 : 47,745,691.92 = 19,128,688.56 : x - Step 2: Convert to fraction form
34,597,605.24/47,745,691.92 = 19,128,688.56/x - Step 3: Cross multiply
34,597,605.24x = 47,745,691.92 × 19,128,688.56 - Step 4: Simplify right side
34,597,605.24x = 913,312,470,819,388.38 - Step 5: Solve for x
x = 913,312,470,819,388.38/34,597,605.24 - Step 6: Final answer
x = 26,398,141.27
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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.