Finding the Fourth Proportional to 7,416,730.34, 11,126,820.81 and 2,298,888.71
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Solution
The fourth proportional to 7,416,730.34, 11,126,820.81 and 2,298,888.71 is: 3,448,867.84
Step by Step Solution
- Step 1: Write the proportion equation
7,416,730.34 : 11,126,820.81 = 2,298,888.71 : x - Step 2: Convert to fraction form
7,416,730.34/11,126,820.81 = 2,298,888.71/x - Step 3: Cross multiply
7,416,730.34x = 11,126,820.81 × 2,298,888.71 - Step 4: Simplify right side
7,416,730.34x = 25,579,322,720,083.12 - Step 5: Solve for x
x = 25,579,322,720,083.12/7,416,730.34 - Step 6: Final answer
x = 3,448,867.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.