Finding the Fourth Proportional to 57,963,321.48, 86,939,651.34 and 19,620,453
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Solution
The fourth proportional to 57,963,321.48, 86,939,651.34 and 19,620,453 is: 29,428,875.01
Step by Step Solution
- Step 1: Write the proportion equation
57,963,321.48 : 86,939,651.34 = 19,620,453 : x - Step 2: Convert to fraction form
57,963,321.48/86,939,651.34 = 19,620,453/x - Step 3: Cross multiply
57,963,321.48x = 86,939,651.34 × 19,620,453 - Step 4: Simplify right side
57,963,321.48x = 1,705,795,342,952,857 - Step 5: Solve for x
x = 1,705,795,342,952,857/57,963,321.48 - Step 6: Final answer
x = 29,428,875.01
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.