Finding the Fourth Proportional to 6,069,877.18, 8,376,181.25 and 3,316,659.12
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Solution
The fourth proportional to 6,069,877.18, 8,376,181.25 and 3,316,659.12 is: 4,576,853.39
Step by Step Solution
- Step 1: Write the proportion equation
6,069,877.18 : 8,376,181.25 = 3,316,659.12 : x - Step 2: Convert to fraction form
6,069,877.18/8,376,181.25 = 3,316,659.12/x - Step 3: Cross multiply
6,069,877.18x = 8,376,181.25 × 3,316,659.12 - Step 4: Simplify right side
6,069,877.18x = 27,780,937,917,002.21 - Step 5: Solve for x
x = 27,780,937,917,002.21/6,069,877.18 - Step 6: Final answer
x = 4,576,853.39
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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.