Finding the Fourth Proportional to 13,497,295.86, 18,626,217.24 and 7,302,323.10
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Solution
The fourth proportional to 13,497,295.86, 18,626,217.24 and 7,302,323.10 is: 10,077,178.26
Step by Step Solution
- Step 1: Write the proportion equation
13,497,295.86 : 18,626,217.24 = 7,302,323.10 : x - Step 2: Convert to fraction form
13,497,295.86/18,626,217.24 = 7,302,323.10/x - Step 3: Cross multiply
13,497,295.86x = 18,626,217.24 × 7,302,323.10 - Step 4: Simplify right side
13,497,295.86x = 136,014,656,417,270.22 - Step 5: Solve for x
x = 136,014,656,417,270.22/13,497,295.86 - Step 6: Final answer
x = 10,077,178.26
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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.