Finding the Fourth Proportional to 13,518,344.00, 20,243,885.51 and 9,455,809.70
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Solution
The fourth proportional to 13,518,344.00, 20,243,885.51 and 9,455,809.70 is: 14,160,190.69
Step by Step Solution
- Step 1: Write the proportion equation
13,518,344.00 : 20,243,885.51 = 9,455,809.70 : x - Step 2: Convert to fraction form
13,518,344.00/20,243,885.51 = 9,455,809.70/x - Step 3: Cross multiply
13,518,344.00x = 20,243,885.51 × 9,455,809.70 - Step 4: Simplify right side
13,518,344.00x = 191,422,328,822,648.97 - Step 5: Solve for x
x = 191,422,328,822,648.97/13,518,344.00 - Step 6: Final answer
x = 14,160,190.69
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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.