Finding the Fourth Proportional to 29,657,356.90, 44,430,048.15 and 15,231,321.70
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Solution
The fourth proportional to 29,657,356.90, 44,430,048.15 and 15,231,321.70 is: 22,818,228.84
Step by Step Solution
- Step 1: Write the proportion equation
29,657,356.90 : 44,430,048.15 = 15,231,321.70 : x - Step 2: Convert to fraction form
29,657,356.90/44,430,048.15 = 15,231,321.70/x - Step 3: Cross multiply
29,657,356.90x = 44,430,048.15 × 15,231,321.70 - Step 4: Simplify right side
29,657,356.90x = 676,728,356,519,139.75 - Step 5: Solve for x
x = 676,728,356,519,139.75/29,657,356.90 - Step 6: Final answer
x = 22,818,228.84
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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.