Finding the Fourth Proportional to 10,368,441.10, 15,552,661.65 and 9,738,585.10
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Solution
The fourth proportional to 10,368,441.10, 15,552,661.65 and 9,738,585.10 is: 14,607,877.65
Step by Step Solution
- Step 1: Write the proportion equation
10,368,441.10 : 15,552,661.65 = 9,738,585.10 : x - Step 2: Convert to fraction form
10,368,441.10/15,552,661.65 = 9,738,585.10/x - Step 3: Cross multiply
10,368,441.10x = 15,552,661.65 × 9,738,585.10 - Step 4: Simplify right side
10,368,441.10x = 151,460,919,010,031.41 - Step 5: Solve for x
x = 151,460,919,010,031.41/10,368,441.10 - Step 6: Final answer
x = 14,607,877.65
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1.5x scale
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.