Finding the Fourth Proportional to 8,454,248.84, 12,664,577.10 and 4,658,316.68
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Solution
The fourth proportional to 8,454,248.84, 12,664,577.10 and 4,658,316.68 is: 6,978,220.29
Step by Step Solution
- Step 1: Write the proportion equation
8,454,248.84 : 12,664,577.10 = 4,658,316.68 : x - Step 2: Convert to fraction form
8,454,248.84/12,664,577.10 = 4,658,316.68/x - Step 3: Cross multiply
8,454,248.84x = 12,664,577.10 × 4,658,316.68 - Step 4: Simplify right side
8,454,248.84x = 58,995,610,750,076.02 - Step 5: Solve for x
x = 58,995,610,750,076.02/8,454,248.84 - Step 6: Final answer
x = 6,978,220.29
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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.