Finding the Fourth Proportional to 23,248,545.07, 32,087,433.93 and 15,394,203.83
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Solution
The fourth proportional to 23,248,545.07, 32,087,433.93 and 15,394,203.83 is: 21,246,942.41
Step by Step Solution
- Step 1: Write the proportion equation
23,248,545.07 : 32,087,433.93 = 15,394,203.83 : x - Step 2: Convert to fraction form
23,248,545.07/32,087,433.93 = 15,394,203.83/x - Step 3: Cross multiply
23,248,545.07x = 32,087,433.93 × 15,394,203.83 - Step 4: Simplify right side
23,248,545.07x = 493,960,498,288,832.81 - Step 5: Solve for x
x = 493,960,498,288,832.81/23,248,545.07 - Step 6: Final answer
x = 21,246,942.41
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1.5x scale
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.