Finding the Fourth Proportional to 6,307,931.18, 8,704,943.69 and 3,407,322.12
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Solution
The fourth proportional to 6,307,931.18, 8,704,943.69 and 3,407,322.12 is: 4,702,103.80
Step by Step Solution
- Step 1: Write the proportion equation
6,307,931.18 : 8,704,943.69 = 3,407,322.12 : x - Step 2: Convert to fraction form
6,307,931.18/8,704,943.69 = 3,407,322.12/x - Step 3: Cross multiply
6,307,931.18x = 8,704,943.69 × 3,407,322.12 - Step 4: Simplify right side
6,307,931.18x = 29,660,547,171,254.82 - Step 5: Solve for x
x = 29,660,547,171,254.82/6,307,931.18 - Step 6: Final answer
x = 4,702,103.80
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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.