Finding the Fourth Proportional to 16,403,909.70, 24,605,864.55 and 10,026,617.70
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Solution
The fourth proportional to 16,403,909.70, 24,605,864.55 and 10,026,617.70 is: 15,039,926.55
Step by Step Solution
- Step 1: Write the proportion equation
16,403,909.70 : 24,605,864.55 = 10,026,617.70 : x - Step 2: Convert to fraction form
16,403,909.70/24,605,864.55 = 10,026,617.70/x - Step 3: Cross multiply
16,403,909.70x = 24,605,864.55 × 10,026,617.70 - Step 4: Simplify right side
16,403,909.70x = 246,713,597,020,832.53 - Step 5: Solve for x
x = 246,713,597,020,832.53/16,403,909.70 - Step 6: Final answer
x = 15,039,926.55
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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.