Finding the Fourth Proportional to 13,475,767.62, 18,596,559.36 and 7,675,089.12
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Solution
The fourth proportional to 13,475,767.62, 18,596,559.36 and 7,675,089.12 is: 10,591,623.01
Step by Step Solution
- Step 1: Write the proportion equation
13,475,767.62 : 18,596,559.36 = 7,675,089.12 : x - Step 2: Convert to fraction form
13,475,767.62/18,596,559.36 = 7,675,089.12/x - Step 3: Cross multiply
13,475,767.62x = 18,596,559.36 × 7,675,089.12 - Step 4: Simplify right side
13,475,767.62x = 142,730,250,413,370.16 - Step 5: Solve for x
x = 142,730,250,413,370.16/13,475,767.62 - Step 6: Final answer
x = 10,591,623.01
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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.