Finding the Fourth Proportional to 33,860,012.98, 46,723,965.40 and 18,772,665.08
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Solution
The fourth proportional to 33,860,012.98, 46,723,965.40 and 18,772,665.08 is: 25,904,696.31
Step by Step Solution
- Step 1: Write the proportion equation
33,860,012.98 : 46,723,965.40 = 18,772,665.08 : x - Step 2: Convert to fraction form
33,860,012.98/46,723,965.40 = 18,772,665.08/x - Step 3: Cross multiply
33,860,012.98x = 46,723,965.40 × 18,772,665.08 - Step 4: Simplify right side
33,860,012.98x = 877,133,353,430,088.38 - Step 5: Solve for x
x = 877,133,353,430,088.38/33,860,012.98 - Step 6: Final answer
x = 25,904,696.31
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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.