Finding the Fourth Proportional to 26,348,713.03, 39,536,580.65 and 12,713,487.91
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Solution
The fourth proportional to 26,348,713.03, 39,536,580.65 and 12,713,487.91 is: 19,076,751.09
Step by Step Solution
- Step 1: Write the proportion equation
26,348,713.03 : 39,536,580.65 = 12,713,487.91 : x - Step 2: Convert to fraction form
26,348,713.03/39,536,580.65 = 12,713,487.91/x - Step 3: Cross multiply
26,348,713.03x = 39,536,580.65 × 12,713,487.91 - Step 4: Simplify right side
26,348,713.03x = 502,647,840,096,514.94 - Step 5: Solve for x
x = 502,647,840,096,514.94/26,348,713.03 - Step 6: Final answer
x = 19,076,751.09
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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.