Finding the Fourth Proportional to 8,887,765.07, 12,265,115.79 and 4,813,384.07
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Solution
The fourth proportional to 8,887,765.07, 12,265,115.79 and 4,813,384.07 is: 6,642,470.01
Step by Step Solution
- Step 1: Write the proportion equation
8,887,765.07 : 12,265,115.79 = 4,813,384.07 : x - Step 2: Convert to fraction form
8,887,765.07/12,265,115.79 = 4,813,384.07/x - Step 3: Cross multiply
8,887,765.07x = 12,265,115.79 × 4,813,384.07 - Step 4: Simplify right side
8,887,765.07x = 59,036,712,898,965.89 - Step 5: Solve for x
x = 59,036,712,898,965.89/8,887,765.07 - Step 6: Final answer
x = 6,642,470.01
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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.