Finding the Fourth Proportional to 39,808,922.24, 54,934,545.48 and 22,168,734.68
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Solution
The fourth proportional to 39,808,922.24, 54,934,545.48 and 22,168,734.68 is: 30,591,869.74
Step by Step Solution
- Step 1: Write the proportion equation
39,808,922.24 : 54,934,545.48 = 22,168,734.68 : x - Step 2: Convert to fraction form
39,808,922.24/54,934,545.48 = 22,168,734.68/x - Step 3: Cross multiply
39,808,922.24x = 54,934,545.48 × 22,168,734.68 - Step 4: Simplify right side
39,808,922.24x = 1,217,829,363,512,513.25 - Step 5: Solve for x
x = 1,217,829,363,512,513.25/39,808,922.24 - Step 6: Final answer
x = 30,591,869.74
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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.