Finding the Fourth Proportional to 16,733,231.07, 25,110,464.48 and 7,148,681.70
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Solution
The fourth proportional to 16,733,231.07, 25,110,464.48 and 7,148,681.70 is: 10,727,558.66
Step by Step Solution
- Step 1: Write the proportion equation
16,733,231.07 : 25,110,464.48 = 7,148,681.70 : x - Step 2: Convert to fraction form
16,733,231.07/25,110,464.48 = 7,148,681.70/x - Step 3: Cross multiply
16,733,231.07x = 25,110,464.48 × 7,148,681.70 - Step 4: Simplify right side
16,733,231.07x = 179,506,717,906,676.03 - Step 5: Solve for x
x = 179,506,717,906,676.03/16,733,231.07 - Step 6: Final answer
x = 10,727,558.66
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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.