Finding the Fourth Proportional to 16,782,830.56, 25,167,305.76 and 5,264,455.84
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Solution
The fourth proportional to 16,782,830.56, 25,167,305.76 and 5,264,455.84 is: 7,894,506.79
Step by Step Solution
- Step 1: Write the proportion equation
16,782,830.56 : 25,167,305.76 = 5,264,455.84 : x - Step 2: Convert to fraction form
16,782,830.56/25,167,305.76 = 5,264,455.84/x - Step 3: Cross multiply
16,782,830.56x = 25,167,305.76 × 5,264,455.84 - Step 4: Simplify right side
16,782,830.56x = 132,492,169,785,297.64 - Step 5: Solve for x
x = 132,492,169,785,297.64/16,782,830.56 - Step 6: Final answer
x = 7,894,506.79
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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.