Finding the Fourth Proportional to 5,653,877.16, 8,459,415 and 3,349,607.70
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Solution
The fourth proportional to 5,653,877.16, 8,459,415 and 3,349,607.70 is: 5,011,732.80
Step by Step Solution
- Step 1: Write the proportion equation
5,653,877.16 : 8,459,415 = 3,349,607.70 : x - Step 2: Convert to fraction form
5,653,877.16/8,459,415 = 3,349,607.70/x - Step 3: Cross multiply
5,653,877.16x = 8,459,415 × 3,349,607.70 - Step 4: Simplify right side
5,653,877.16x = 28,335,721,621,495.50 - Step 5: Solve for x
x = 28,335,721,621,495.50/5,653,877.16 - Step 6: Final answer
x = 5,011,732.80
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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.