Finding the Fourth Proportional to 8,297,988.36, 12,439,883.04 and 3,184,088.13
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Solution
The fourth proportional to 8,297,988.36, 12,439,883.04 and 3,184,088.13 is: 4,773,407.99
Step by Step Solution
- Step 1: Write the proportion equation
8,297,988.36 : 12,439,883.04 = 3,184,088.13 : x - Step 2: Convert to fraction form
8,297,988.36/12,439,883.04 = 3,184,088.13/x - Step 3: Cross multiply
8,297,988.36x = 12,439,883.04 × 3,184,088.13 - Step 4: Simplify right side
8,297,988.36x = 39,609,683,926,252.31 - Step 5: Solve for x
x = 39,609,683,926,252.31/8,297,988.36 - Step 6: Final answer
x = 4,773,407.99
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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.