Finding the Fourth Proportional to 8,772,744.83, 13,159,154.14 and 5,759,179.11
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Solution
The fourth proportional to 8,772,744.83, 13,159,154.14 and 5,759,179.11 is: 8,638,792.89
Step by Step Solution
- Step 1: Write the proportion equation
8,772,744.83 : 13,159,154.14 = 5,759,179.11 : x - Step 2: Convert to fraction form
8,772,744.83/13,159,154.14 = 5,759,179.11/x - Step 3: Cross multiply
8,772,744.83x = 13,159,154.14 × 5,759,179.11 - Step 4: Simplify right side
8,772,744.83x = 75,785,925,613,960.06 - Step 5: Solve for x
x = 75,785,925,613,960.06/8,772,744.83 - Step 6: Final answer
x = 8,638,792.89
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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.