Finding the Fourth Proportional to 10,081,141.19, 13,913,024.70 and 6,213,562.91
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Solution
The fourth proportional to 10,081,141.19, 13,913,024.70 and 6,213,562.91 is: 8,575,363.90
Step by Step Solution
- Step 1: Write the proportion equation
10,081,141.19 : 13,913,024.70 = 6,213,562.91 : x - Step 2: Convert to fraction form
10,081,141.19/13,913,024.70 = 6,213,562.91/x - Step 3: Cross multiply
10,081,141.19x = 13,913,024.70 × 6,213,562.91 - Step 4: Simplify right side
10,081,141.19x = 86,449,454,241,833.88 - Step 5: Solve for x
x = 86,449,454,241,833.88/10,081,141.19 - Step 6: Final answer
x = 8,575,363.90
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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.