Finding the Fourth Proportional to 87,076,644.06, 130,615,234.68 and 21,497,789.34
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Solution
The fourth proportional to 87,076,644.06, 130,615,234.68 and 21,497,789.34 is: 32,246,750.32
Step by Step Solution
- Step 1: Write the proportion equation
87,076,644.06 : 130,615,234.68 = 21,497,789.34 : x - Step 2: Convert to fraction form
87,076,644.06/130,615,234.68 = 21,497,789.34/x - Step 3: Cross multiply
87,076,644.06x = 130,615,234.68 × 21,497,789.34 - Step 4: Simplify right side
87,076,644.06x = 2,807,938,799,745,302.50 - Step 5: Solve for x
x = 2,807,938,799,745,302.50/87,076,644.06 - Step 6: Final answer
x = 32,246,750.32
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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.