Finding the Fourth Proportional to 16,637,623.62, 22,955,984.16 and 9,664,158.42
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Solution
The fourth proportional to 16,637,623.62, 22,955,984.16 and 9,664,158.42 is: 13,334,252.09
Step by Step Solution
- Step 1: Write the proportion equation
16,637,623.62 : 22,955,984.16 = 9,664,158.42 : x - Step 2: Convert to fraction form
16,637,623.62/22,955,984.16 = 9,664,158.42/x - Step 3: Cross multiply
16,637,623.62x = 22,955,984.16 × 9,664,158.42 - Step 4: Simplify right side
16,637,623.62x = 221,850,267,609,250.62 - Step 5: Solve for x
x = 221,850,267,609,250.62/16,637,623.62 - Step 6: Final answer
x = 13,334,252.09
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1.5x scale
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.