Finding the Fourth Proportional to 23,209,685.55, 32,027,962.01 and 12,896,055.99
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Solution
The fourth proportional to 23,209,685.55, 32,027,962.01 and 12,896,055.99 is: 17,795,777.13
Step by Step Solution
- Step 1: Write the proportion equation
23,209,685.55 : 32,027,962.01 = 12,896,055.99 : x - Step 2: Convert to fraction form
23,209,685.55/32,027,962.01 = 12,896,055.99/x - Step 3: Cross multiply
23,209,685.55x = 32,027,962.01 × 12,896,055.99 - Step 4: Simplify right side
23,209,685.55x = 413,034,391,262,072.62 - Step 5: Solve for x
x = 413,034,391,262,072.62/23,209,685.55 - Step 6: Final answer
x = 17,795,777.13
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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.