Finding the Fourth Proportional to 13,023,604.95, 19,535,572.32 and 4,934,407.65
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Solution
The fourth proportional to 13,023,604.95, 19,535,572.32 and 4,934,407.65 is: 7,401,673.95
Step by Step Solution
- Step 1: Write the proportion equation
13,023,604.95 : 19,535,572.32 = 4,934,407.65 : x - Step 2: Convert to fraction form
13,023,604.95/19,535,572.32 = 4,934,407.65/x - Step 3: Cross multiply
13,023,604.95x = 19,535,572.32 × 4,934,407.65 - Step 4: Simplify right side
13,023,604.95x = 96,396,477,502,936.25 - Step 5: Solve for x
x = 96,396,477,502,936.25/13,023,604.95 - Step 6: Final answer
x = 7,401,673.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.