Finding the Fourth Proportional to 11,533,545.12, 15,915,068.64 and 6,376,074.24
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Solution
The fourth proportional to 11,533,545.12, 15,915,068.64 and 6,376,074.24 is: 8,798,306.00
Step by Step Solution
- Step 1: Write the proportion equation
11,533,545.12 : 15,915,068.64 = 6,376,074.24 : x - Step 2: Convert to fraction form
11,533,545.12/15,915,068.64 = 6,376,074.24/x - Step 3: Cross multiply
11,533,545.12x = 15,915,068.64 × 6,376,074.24 - Step 4: Simplify right side
11,533,545.12x = 101,475,659,183,335.84 - Step 5: Solve for x
x = 101,475,659,183,335.84/11,533,545.12 - Step 6: Final answer
x = 8,798,306.00
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1.5x scale
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.