Finding the Fourth Proportional to 29,509,315.20, 44,216,733.60 and 19,400,126.40
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Solution
The fourth proportional to 29,509,315.20, 44,216,733.60 and 19,400,126.40 is: 29,069,133.43
Step by Step Solution
- Step 1: Write the proportion equation
29,509,315.20 : 44,216,733.60 = 19,400,126.40 : x - Step 2: Convert to fraction form
29,509,315.20/44,216,733.60 = 19,400,126.40/x - Step 3: Cross multiply
29,509,315.20x = 44,216,733.60 × 19,400,126.40 - Step 4: Simplify right side
29,509,315.20x = 857,810,220,835,127 - Step 5: Solve for x
x = 857,810,220,835,127/29,509,315.20 - Step 6: Final answer
x = 29,069,133.43
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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.