Finding the Fourth Proportional to 8,582,309.06, 11,843,590.84 and 4,715,079.28
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Solution
The fourth proportional to 8,582,309.06, 11,843,590.84 and 4,715,079.28 is: 6,506,811.79
Step by Step Solution
- Step 1: Write the proportion equation
8,582,309.06 : 11,843,590.84 = 4,715,079.28 : x - Step 2: Convert to fraction form
8,582,309.06/11,843,590.84 = 4,715,079.28/x - Step 3: Cross multiply
8,582,309.06x = 11,843,590.84 × 4,715,079.28 - Step 4: Simplify right side
8,582,309.06x = 55,843,469,729,085.12 - Step 5: Solve for x
x = 55,843,469,729,085.12/8,582,309.06 - Step 6: Final answer
x = 6,506,811.79
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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.