Finding the Fourth Proportional to 57,963,522.48, 86,939,952.84 and 19,620,654
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Solution
The fourth proportional to 57,963,522.48, 86,939,952.84 and 19,620,654 is: 29,429,176.50
Step by Step Solution
- Step 1: Write the proportion equation
57,963,522.48 : 86,939,952.84 = 19,620,654 : x - Step 2: Convert to fraction form
57,963,522.48/86,939,952.84 = 19,620,654/x - Step 3: Cross multiply
57,963,522.48x = 86,939,952.84 × 19,620,654 - Step 4: Simplify right side
57,963,522.48x = 1,705,818,733,449,957.50 - Step 5: Solve for x
x = 1,705,818,733,449,957.50/57,963,522.48 - Step 6: Final answer
x = 29,429,176.50
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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.