Finding the Fourth Proportional to 13,444,323.84, 18,553,155.84 and 7,332,733.44
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Solution
The fourth proportional to 13,444,323.84, 18,553,155.84 and 7,332,733.44 is: 10,119,166.12
Step by Step Solution
- Step 1: Write the proportion equation
13,444,323.84 : 18,553,155.84 = 7,332,733.44 : x - Step 2: Convert to fraction form
13,444,323.84/18,553,155.84 = 7,332,733.44/x - Step 3: Cross multiply
13,444,323.84x = 18,553,155.84 × 7,332,733.44 - Step 4: Simplify right side
13,444,323.84x = 136,045,346,245,499.30 - Step 5: Solve for x
x = 136,045,346,245,499.30/13,444,323.84 - Step 6: Final answer
x = 10,119,166.12
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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.