Finding the Fourth Proportional to 8,954,515.08, 12,357,272.46 and 5,087,248.44
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Solution
The fourth proportional to 8,954,515.08, 12,357,272.46 and 5,087,248.44 is: 7,020,426.51
Step by Step Solution
- Step 1: Write the proportion equation
8,954,515.08 : 12,357,272.46 = 5,087,248.44 : x - Step 2: Convert to fraction form
8,954,515.08/12,357,272.46 = 5,087,248.44/x - Step 3: Cross multiply
8,954,515.08x = 12,357,272.46 × 5,087,248.44 - Step 4: Simplify right side
8,954,515.08x = 62,864,515,044,789.97 - Step 5: Solve for x
x = 62,864,515,044,789.97/8,954,515.08 - Step 6: Final answer
x = 7,020,426.51
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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.