Finding the Fourth Proportional to 23,505,393.12, 32,437,510.02 and 13,051,432.08
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Solution
The fourth proportional to 23,505,393.12, 32,437,510.02 and 13,051,432.08 is: 18,011,013.76
Step by Step Solution
- Step 1: Write the proportion equation
23,505,393.12 : 32,437,510.02 = 13,051,432.08 : x - Step 2: Convert to fraction form
23,505,393.12/32,437,510.02 = 13,051,432.08/x - Step 3: Cross multiply
23,505,393.12x = 32,437,510.02 × 13,051,432.08 - Step 4: Simplify right side
23,505,393.12x = 423,355,958,870,349.44 - Step 5: Solve for x
x = 423,355,958,870,349.44/23,505,393.12 - Step 6: Final answer
x = 18,011,013.76
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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.