Finding the Fourth Proportional to 10,673,305.35, 14,729,280.21 and 5,778,634.11
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Solution
The fourth proportional to 10,673,305.35, 14,729,280.21 and 5,778,634.11 is: 7,974,579.41
Step by Step Solution
- Step 1: Write the proportion equation
10,673,305.35 : 14,729,280.21 = 5,778,634.11 : x - Step 2: Convert to fraction form
10,673,305.35/14,729,280.21 = 5,778,634.11/x - Step 3: Cross multiply
10,673,305.35x = 14,729,280.21 × 5,778,634.11 - Step 4: Simplify right side
10,673,305.35x = 85,115,121,037,253.97 - Step 5: Solve for x
x = 85,115,121,037,253.97/10,673,305.35 - Step 6: Final answer
x = 7,974,579.41
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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.