Finding the Fourth Proportional to 16,998,529.86, 23,451,312.44 and 10,460,809.13
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Solution
The fourth proportional to 16,998,529.86, 23,451,312.44 and 10,460,809.13 is: 14,431,818.82
Step by Step Solution
- Step 1: Write the proportion equation
16,998,529.86 : 23,451,312.44 = 10,460,809.13 : x - Step 2: Convert to fraction form
16,998,529.86/23,451,312.44 = 10,460,809.13/x - Step 3: Cross multiply
16,998,529.86x = 23,451,312.44 × 10,460,809.13 - Step 4: Simplify right side
16,998,529.86x = 245,319,703,191,730.03 - Step 5: Solve for x
x = 245,319,703,191,730.03/16,998,529.86 - Step 6: Final answer
x = 14,431,818.82
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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.