Finding the Fourth Proportional to 6,630,269.68, 9,944,419.02 and 1,837,459.18
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Solution
The fourth proportional to 6,630,269.68, 9,944,419.02 and 1,837,459.18 is: 2,755,915.66
Step by Step Solution
- Step 1: Write the proportion equation
6,630,269.68 : 9,944,419.02 = 1,837,459.18 : x - Step 2: Convert to fraction form
6,630,269.68/9,944,419.02 = 1,837,459.18/x - Step 3: Cross multiply
6,630,269.68x = 9,944,419.02 × 1,837,459.18 - Step 4: Simplify right side
6,630,269.68x = 18,272,464,018,065.60 - Step 5: Solve for x
x = 18,272,464,018,065.60/6,630,269.68 - Step 6: Final answer
x = 2,755,915.66
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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.