Finding the Fourth Proportional to 8,304,013.21, 12,461,579.35 and 3,446,323.76
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Solution
The fourth proportional to 8,304,013.21, 12,461,579.35 and 3,446,323.76 is: 5,171,792.95
Step by Step Solution
- Step 1: Write the proportion equation
8,304,013.21 : 12,461,579.35 = 3,446,323.76 : x - Step 2: Convert to fraction form
8,304,013.21/12,461,579.35 = 3,446,323.76/x - Step 3: Cross multiply
8,304,013.21x = 12,461,579.35 × 3,446,323.76 - Step 4: Simplify right side
8,304,013.21x = 42,946,637,001,030.35 - Step 5: Solve for x
x = 42,946,637,001,030.35/8,304,013.21 - Step 6: Final answer
x = 5,171,792.95
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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.