Finding the Fourth Proportional to 34,348,142.61, 47,400,539.99 and 18,879,812.37
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Solution
The fourth proportional to 34,348,142.61, 47,400,539.99 and 18,879,812.37 is: 26,054,197.79
Step by Step Solution
- Step 1: Write the proportion equation
34,348,142.61 : 47,400,539.99 = 18,879,812.37 : x - Step 2: Convert to fraction form
34,348,142.61/47,400,539.99 = 18,879,812.37/x - Step 3: Cross multiply
34,348,142.61x = 47,400,539.99 × 18,879,812.37 - Step 4: Simplify right side
34,348,142.61x = 894,913,301,153,482.62 - Step 5: Solve for x
x = 894,913,301,153,482.62/34,348,142.61 - Step 6: Final answer
x = 26,054,197.79
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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.