Finding the Fourth Proportional to 10,944,030.96, 15,102,823.68 and 5,982,480.59
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Solution
The fourth proportional to 10,944,030.96, 15,102,823.68 and 5,982,480.59 is: 8,255,856.53
Step by Step Solution
- Step 1: Write the proportion equation
10,944,030.96 : 15,102,823.68 = 5,982,480.59 : x - Step 2: Convert to fraction form
10,944,030.96/15,102,823.68 = 5,982,480.59/x - Step 3: Cross multiply
10,944,030.96x = 15,102,823.68 × 5,982,480.59 - Step 4: Simplify right side
10,944,030.96x = 90,352,349,444,278.25 - Step 5: Solve for x
x = 90,352,349,444,278.25/10,944,030.96 - Step 6: Final answer
x = 8,255,856.53
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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.