Finding the Fourth Proportional to 26,071,005.68, 39,104,211.36 and 11,690,213.84
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Solution
The fourth proportional to 26,071,005.68, 39,104,211.36 and 11,690,213.84 is: 17,534,290.72
Step by Step Solution
- Step 1: Write the proportion equation
26,071,005.68 : 39,104,211.36 = 11,690,213.84 : x - Step 2: Convert to fraction form
26,071,005.68/39,104,211.36 = 11,690,213.84/x - Step 3: Cross multiply
26,071,005.68x = 39,104,211.36 × 11,690,213.84 - Step 4: Simplify right side
26,071,005.68x = 457,136,592,842,957.19 - Step 5: Solve for x
x = 457,136,592,842,957.19/26,071,005.68 - Step 6: Final answer
x = 17,534,290.72
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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.