Finding the Fourth Proportional to 44,487,713.30, 66,731,569.95 and 15,766,279.70
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Solution
The fourth proportional to 44,487,713.30, 66,731,569.95 and 15,766,279.70 is: 23,649,419.55
Step by Step Solution
- Step 1: Write the proportion equation
44,487,713.30 : 66,731,569.95 = 15,766,279.70 : x - Step 2: Convert to fraction form
44,487,713.30/66,731,569.95 = 15,766,279.70/x - Step 3: Cross multiply
44,487,713.30x = 66,731,569.95 × 15,766,279.70 - Step 4: Simplify right side
44,487,713.30x = 1,052,108,596,651,815 - Step 5: Solve for x
x = 1,052,108,596,651,815/44,487,713.30 - Step 6: Final answer
x = 23,649,419.55
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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.