Finding the Fourth Proportional to 45,358,577.70, 68,018,948.91 and 14,226,213.83
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Solution
The fourth proportional to 45,358,577.70, 68,018,948.91 and 14,226,213.83 is: 21,333,387.43
Step by Step Solution
- Step 1: Write the proportion equation
45,358,577.70 : 68,018,948.91 = 14,226,213.83 : x - Step 2: Convert to fraction form
45,358,577.70/68,018,948.91 = 14,226,213.83/x - Step 3: Cross multiply
45,358,577.70x = 68,018,948.91 × 14,226,213.83 - Step 4: Simplify right side
45,358,577.70x = 967,652,111,345,410.62 - Step 5: Solve for x
x = 967,652,111,345,410.62/45,358,577.70 - Step 6: Final answer
x = 21,333,387.43
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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.