Finding the Fourth Proportional to 8,775,684.47, 12,110,374.85 and 4,908,202.58
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Solution
The fourth proportional to 8,775,684.47, 12,110,374.85 and 4,908,202.58 is: 6,773,280.56
Step by Step Solution
- Step 1: Write the proportion equation
8,775,684.47 : 12,110,374.85 = 4,908,202.58 : x - Step 2: Convert to fraction form
8,775,684.47/12,110,374.85 = 4,908,202.58/x - Step 3: Cross multiply
8,775,684.47x = 12,110,374.85 × 4,908,202.58 - Step 4: Simplify right side
8,775,684.47x = 59,440,172,998,444.23 - Step 5: Solve for x
x = 59,440,172,998,444.23/8,775,684.47 - Step 6: Final answer
x = 6,773,280.56
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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.