Finding the Fourth Proportional to 36,248,948.24, 50,023,545.76 and 19,729,191.20
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Solution
The fourth proportional to 36,248,948.24, 50,023,545.76 and 19,729,191.20 is: 27,226,282.33
Step by Step Solution
- Step 1: Write the proportion equation
36,248,948.24 : 50,023,545.76 = 19,729,191.20 : x - Step 2: Convert to fraction form
36,248,948.24/50,023,545.76 = 19,729,191.20/x - Step 3: Cross multiply
36,248,948.24x = 50,023,545.76 × 19,729,191.20 - Step 4: Simplify right side
36,248,948.24x = 986,924,098,800,989.25 - Step 5: Solve for x
x = 986,924,098,800,989.25/36,248,948.24 - Step 6: Final answer
x = 27,226,282.33
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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.