Finding the Fourth Proportional to 6,215,878.76, 8,576,773.98 and 3,462,497.67
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Solution
The fourth proportional to 6,215,878.76, 8,576,773.98 and 3,462,497.67 is: 4,777,612.48
Step by Step Solution
- Step 1: Write the proportion equation
6,215,878.76 : 8,576,773.98 = 3,462,497.67 : x - Step 2: Convert to fraction form
6,215,878.76/8,576,773.98 = 3,462,497.67/x - Step 3: Cross multiply
6,215,878.76x = 8,576,773.98 × 3,462,497.67 - Step 4: Simplify right side
6,215,878.76x = 29,697,059,921,866.63 - Step 5: Solve for x
x = 29,697,059,921,866.63/6,215,878.76 - Step 6: Final answer
x = 4,777,612.48
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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.