Finding the Fourth Proportional to 48,620,055.20, 72,930,207.33 and 19,866,190.71
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Solution
The fourth proportional to 48,620,055.20, 72,930,207.33 and 19,866,190.71 is: 29,799,336.96
Step by Step Solution
- Step 1: Write the proportion equation
48,620,055.20 : 72,930,207.33 = 19,866,190.71 : x - Step 2: Convert to fraction form
48,620,055.20/72,930,207.33 = 19,866,190.71/x - Step 3: Cross multiply
48,620,055.20x = 72,930,207.33 × 19,866,190.71 - Step 4: Simplify right side
48,620,055.20x = 1,448,845,407,611,108.25 - Step 5: Solve for x
x = 1,448,845,407,611,108.25/48,620,055.20 - Step 6: Final answer
x = 29,799,336.96
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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.