Finding the Fourth Proportional to 12,064,247.84, 16,648,240.56 and 6,631,700.96
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Solution
The fourth proportional to 12,064,247.84, 16,648,240.56 and 6,631,700.96 is: 9,151,515.65
Step by Step Solution
- Step 1: Write the proportion equation
12,064,247.84 : 16,648,240.56 = 6,631,700.96 : x - Step 2: Convert to fraction form
12,064,247.84/16,648,240.56 = 6,631,700.96/x - Step 3: Cross multiply
12,064,247.84x = 16,648,240.56 × 6,631,700.96 - Step 4: Simplify right side
12,064,247.84x = 110,406,152,904,062.94 - Step 5: Solve for x
x = 110,406,152,904,062.94/12,064,247.84 - Step 6: Final answer
x = 9,151,515.65
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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.