Finding the Fourth Proportional to 8,842,374.16, 12,202,351.34 and 4,974,886.09
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Solution
The fourth proportional to 8,842,374.16, 12,202,351.34 and 4,974,886.09 is: 6,865,272.48
Step by Step Solution
- Step 1: Write the proportion equation
8,842,374.16 : 12,202,351.34 = 4,974,886.09 : x - Step 2: Convert to fraction form
8,842,374.16/12,202,351.34 = 4,974,886.09/x - Step 3: Cross multiply
8,842,374.16x = 12,202,351.34 × 4,974,886.09 - Step 4: Simplify right side
8,842,374.16x = 60,705,307,928,590.20 - Step 5: Solve for x
x = 60,705,307,928,590.20/8,842,374.16 - Step 6: Final answer
x = 6,865,272.48
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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.